Home / 38,445.04-57,670.92-10,743.12

Finding the Fourth Proportional to 38,445.04, 57,670.92 and 10,743.12

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Solution

The fourth proportional to 38,445.04, 57,670.92 and 10,743.12 is: 16,115.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,445.04 : 57,670.92 = 10,743.12 : x
  2. Step 2: Convert to fraction form
    38,445.04/57,670.92 = 10,743.12/x
  3. Step 3: Cross multiply
    38,445.04x = 57,670.92 × 10,743.12
  4. Step 4: Simplify right side
    38,445.04x = 619,565,614.07
  5. Step 5: Solve for x
    x = 619,565,614.07/38,445.04
  6. Step 6: Final answer
    x = 16,115.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.