Home / 38,952.10-53,753.94-21,047.14

Finding the Fourth Proportional to 38,952.10, 53,753.94 and 21,047.14

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Solution

The fourth proportional to 38,952.10, 53,753.94 and 21,047.14 is: 29,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,952.10 : 53,753.94 = 21,047.14 : x
  2. Step 2: Convert to fraction form
    38,952.10/53,753.94 = 21,047.14/x
  3. Step 3: Cross multiply
    38,952.10x = 53,753.94 × 21,047.14
  4. Step 4: Simplify right side
    38,952.10x = 1,131,366,700.73
  5. Step 5: Solve for x
    x = 1,131,366,700.73/38,952.10
  6. Step 6: Final answer
    x = 29,045.08

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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.