Home / 38,115.24-52,597.08-21,119.04

Finding the Fourth Proportional to 38,115.24, 52,597.08 and 21,119.04

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Solution

The fourth proportional to 38,115.24, 52,597.08 and 21,119.04 is: 29,143.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,115.24 : 52,597.08 = 21,119.04 : x
  2. Step 2: Convert to fraction form
    38,115.24/52,597.08 = 21,119.04/x
  3. Step 3: Cross multiply
    38,115.24x = 52,597.08 × 21,119.04
  4. Step 4: Simplify right side
    38,115.24x = 1,110,799,836.40
  5. Step 5: Solve for x
    x = 1,110,799,836.40/38,115.24
  6. Step 6: Final answer
    x = 29,143.19

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Half scale
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Double scale
Find fourth proportional to 38,116.24, 52,598.46 and 21,120.04
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.