Home / 38,117.60-52,602.24-21,350.72

Finding the Fourth Proportional to 38,117.60, 52,602.24 and 21,350.72

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Solution

The fourth proportional to 38,117.60, 52,602.24 and 21,350.72 is: 29,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,117.60 : 52,602.24 = 21,350.72 : x
  2. Step 2: Convert to fraction form
    38,117.60/52,602.24 = 21,350.72/x
  3. Step 3: Cross multiply
    38,117.60x = 52,602.24 × 21,350.72
  4. Step 4: Simplify right side
    38,117.60x = 1,123,095,697.61
  5. Step 5: Solve for x
    x = 1,123,095,697.61/38,117.60
  6. Step 6: Final answer
    x = 29,463.97

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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.