Home / 57,728.68-79,667.14-35,062.47

Finding the Fourth Proportional to 57,728.68, 79,667.14 and 35,062.47

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Solution

The fourth proportional to 57,728.68, 79,667.14 and 35,062.47 is: 48,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,728.68 : 79,667.14 = 35,062.47 : x
  2. Step 2: Convert to fraction form
    57,728.68/79,667.14 = 35,062.47/x
  3. Step 3: Cross multiply
    57,728.68x = 79,667.14 × 35,062.47
  4. Step 4: Simplify right side
    57,728.68x = 2,793,326,706.24
  5. Step 5: Solve for x
    x = 2,793,326,706.24/57,728.68
  6. Step 6: Final answer
    x = 48,387.16

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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.