Home / 38,285.39-52,835.15-21,294.43

Finding the Fourth Proportional to 38,285.39, 52,835.15 and 21,294.43

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Solution

The fourth proportional to 38,285.39, 52,835.15 and 21,294.43 is: 29,387.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,285.39 : 52,835.15 = 21,294.43 : x
  2. Step 2: Convert to fraction form
    38,285.39/52,835.15 = 21,294.43/x
  3. Step 3: Cross multiply
    38,285.39x = 52,835.15 × 21,294.43
  4. Step 4: Simplify right side
    38,285.39x = 1,125,094,324.36
  5. Step 5: Solve for x
    x = 1,125,094,324.36/38,285.39
  6. Step 6: Final answer
    x = 29,387.04

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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.