Home / 31,959.48-47,937.51-12,236.52

Finding the Fourth Proportional to 31,959.48, 47,937.51 and 12,236.52

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Solution

The fourth proportional to 31,959.48, 47,937.51 and 12,236.52 is: 18,354.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,959.48 : 47,937.51 = 12,236.52 : x
  2. Step 2: Convert to fraction form
    31,959.48/47,937.51 = 12,236.52/x
  3. Step 3: Cross multiply
    31,959.48x = 47,937.51 × 12,236.52
  4. Step 4: Simplify right side
    31,959.48x = 586,588,299.87
  5. Step 5: Solve for x
    x = 586,588,299.87/31,959.48
  6. Step 6: Final answer
    x = 18,354.13

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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.