Home / 38,303.48-52,853.10-21,533.24

Finding the Fourth Proportional to 38,303.48, 52,853.10 and 21,533.24

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Solution

The fourth proportional to 38,303.48, 52,853.10 and 21,533.24 is: 29,712.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303.48 : 52,853.10 = 21,533.24 : x
  2. Step 2: Convert to fraction form
    38,303.48/52,853.10 = 21,533.24/x
  3. Step 3: Cross multiply
    38,303.48x = 52,853.10 × 21,533.24
  4. Step 4: Simplify right side
    38,303.48x = 1,138,098,487.04
  5. Step 5: Solve for x
    x = 1,138,098,487.04/38,303.48
  6. Step 6: Final answer
    x = 29,712.67

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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.