Home / 22,910.92-31,607.62-14,950.28

Finding the Fourth Proportional to 22,910.92, 31,607.62 and 14,950.28

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Solution

The fourth proportional to 22,910.92, 31,607.62 and 14,950.28 is: 20,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910.92 : 31,607.62 = 14,950.28 : x
  2. Step 2: Convert to fraction form
    22,910.92/31,607.62 = 14,950.28/x
  3. Step 3: Cross multiply
    22,910.92x = 31,607.62 × 14,950.28
  4. Step 4: Simplify right side
    22,910.92x = 472,542,769.13
  5. Step 5: Solve for x
    x = 472,542,769.13/22,910.92
  6. Step 6: Final answer
    x = 20,625.22

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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.