Home / 31,493.48-47,269.38-15,922.04

Finding the Fourth Proportional to 31,493.48, 47,269.38 and 15,922.04

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Solution

The fourth proportional to 31,493.48, 47,269.38 and 15,922.04 is: 23,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,493.48 : 47,269.38 = 15,922.04 : x
  2. Step 2: Convert to fraction form
    31,493.48/47,269.38 = 15,922.04/x
  3. Step 3: Cross multiply
    31,493.48x = 47,269.38 × 15,922.04
  4. Step 4: Simplify right side
    31,493.48x = 752,624,959.14
  5. Step 5: Solve for x
    x = 752,624,959.14/31,493.48
  6. Step 6: Final answer
    x = 23,897.80

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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.