Home / 16,664.28-22,995.96-9,110.88

Finding the Fourth Proportional to 16,664.28, 22,995.96 and 9,110.88

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Solution

The fourth proportional to 16,664.28, 22,995.96 and 9,110.88 is: 12,572.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,664.28 : 22,995.96 = 9,110.88 : x
  2. Step 2: Convert to fraction form
    16,664.28/22,995.96 = 9,110.88/x
  3. Step 3: Cross multiply
    16,664.28x = 22,995.96 × 9,110.88
  4. Step 4: Simplify right side
    16,664.28x = 209,513,432.04
  5. Step 5: Solve for x
    x = 209,513,432.04/16,664.28
  6. Step 6: Final answer
    x = 12,572.61

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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.