Home / 39,523.17-59,292.05-12,512.31

Finding the Fourth Proportional to 39,523.17, 59,292.05 and 12,512.31

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Solution

The fourth proportional to 39,523.17, 59,292.05 and 12,512.31 is: 18,770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,523.17 : 59,292.05 = 12,512.31 : x
  2. Step 2: Convert to fraction form
    39,523.17/59,292.05 = 12,512.31/x
  3. Step 3: Cross multiply
    39,523.17x = 59,292.05 × 12,512.31
  4. Step 4: Simplify right side
    39,523.17x = 741,880,295.61
  5. Step 5: Solve for x
    x = 741,880,295.61/39,523.17
  6. Step 6: Final answer
    x = 18,770.77

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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.