Home / 40,086.66-60,125.94-13,793.28

Finding the Fourth Proportional to 40,086.66, 60,125.94 and 13,793.28

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Solution

The fourth proportional to 40,086.66, 60,125.94 and 13,793.28 is: 20,688.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,086.66 : 60,125.94 = 13,793.28 : x
  2. Step 2: Convert to fraction form
    40,086.66/60,125.94 = 13,793.28/x
  3. Step 3: Cross multiply
    40,086.66x = 60,125.94 × 13,793.28
  4. Step 4: Simplify right side
    40,086.66x = 829,333,925.68
  5. Step 5: Solve for x
    x = 829,333,925.68/40,086.66
  6. Step 6: Final answer
    x = 20,688.53

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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.