Home / 22,596.86-31,149.10-15,863.60

Finding the Fourth Proportional to 22,596.86, 31,149.10 and 15,863.60

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Solution

The fourth proportional to 22,596.86, 31,149.10 and 15,863.60 is: 21,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.86 : 31,149.10 = 15,863.60 : x
  2. Step 2: Convert to fraction form
    22,596.86/31,149.10 = 15,863.60/x
  3. Step 3: Cross multiply
    22,596.86x = 31,149.10 × 15,863.60
  4. Step 4: Simplify right side
    22,596.86x = 494,136,862.76
  5. Step 5: Solve for x
    x = 494,136,862.76/22,596.86
  6. Step 6: Final answer
    x = 21,867.50

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.