Home / 38,707.46-53,354.57-29,132.96

Finding the Fourth Proportional to 38,707.46, 53,354.57 and 29,132.96

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Solution

The fourth proportional to 38,707.46, 53,354.57 and 29,132.96 is: 40,157.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,707.46 : 53,354.57 = 29,132.96 : x
  2. Step 2: Convert to fraction form
    38,707.46/53,354.57 = 29,132.96/x
  3. Step 3: Cross multiply
    38,707.46x = 53,354.57 × 29,132.96
  4. Step 4: Simplify right side
    38,707.46x = 1,554,376,141.19
  5. Step 5: Solve for x
    x = 1,554,376,141.19/38,707.46
  6. Step 6: Final answer
    x = 40,157.01

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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.