Home / 38,132.08-52,622.12-21,365.04

Finding the Fourth Proportional to 38,132.08, 52,622.12 and 21,365.04

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Solution

The fourth proportional to 38,132.08, 52,622.12 and 21,365.04 is: 29,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,132.08 : 52,622.12 = 21,365.04 : x
  2. Step 2: Convert to fraction form
    38,132.08/52,622.12 = 21,365.04/x
  3. Step 3: Cross multiply
    38,132.08x = 52,622.12 × 21,365.04
  4. Step 4: Simplify right side
    38,132.08x = 1,124,273,698.68
  5. Step 5: Solve for x
    x = 1,124,273,698.68/38,132.08
  6. Step 6: Final answer
    x = 29,483.67

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Half scale
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Double scale
Find fourth proportional to 38,133.08, 52,623.50 and 21,366.04
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.