Home / 22,930.92-31,644.78-14,968.44

Finding the Fourth Proportional to 22,930.92, 31,644.78 and 14,968.44

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Solution

The fourth proportional to 22,930.92, 31,644.78 and 14,968.44 is: 20,656.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930.92 : 31,644.78 = 14,968.44 : x
  2. Step 2: Convert to fraction form
    22,930.92/31,644.78 = 14,968.44/x
  3. Step 3: Cross multiply
    22,930.92x = 31,644.78 × 14,968.44
  4. Step 4: Simplify right side
    22,930.92x = 473,672,990.74
  5. Step 5: Solve for x
    x = 473,672,990.74/22,930.92
  6. Step 6: Final answer
    x = 20,656.52

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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.