Home / 15,737.52-23,699.40-11,385.48

Finding the Fourth Proportional to 15,737.52, 23,699.40 and 11,385.48

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Solution

The fourth proportional to 15,737.52, 23,699.40 and 11,385.48 is: 17,145.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,737.52 : 23,699.40 = 11,385.48 : x
  2. Step 2: Convert to fraction form
    15,737.52/23,699.40 = 11,385.48/x
  3. Step 3: Cross multiply
    15,737.52x = 23,699.40 × 11,385.48
  4. Step 4: Simplify right side
    15,737.52x = 269,829,044.71
  5. Step 5: Solve for x
    x = 269,829,044.71/15,737.52
  6. Step 6: Final answer
    x = 17,145.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.