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Finding the Fourth Proportional to 38,167.56, 57,251.43 and 10,465.56

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Solution

The fourth proportional to 38,167.56, 57,251.43 and 10,465.56 is: 15,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,167.56 : 57,251.43 = 10,465.56 : x
  2. Step 2: Convert to fraction form
    38,167.56/57,251.43 = 10,465.56/x
  3. Step 3: Cross multiply
    38,167.56x = 57,251.43 × 10,465.56
  4. Step 4: Simplify right side
    38,167.56x = 599,168,275.75
  5. Step 5: Solve for x
    x = 599,168,275.75/38,167.56
  6. Step 6: Final answer
    x = 15,698.36

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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.