Home / 16,109.10-22,248.57-11,088.72

Finding the Fourth Proportional to 16,109.10, 22,248.57 and 11,088.72

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Solution

The fourth proportional to 16,109.10, 22,248.57 and 11,088.72 is: 15,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,109.10 : 22,248.57 = 11,088.72 : x
  2. Step 2: Convert to fraction form
    16,109.10/22,248.57 = 11,088.72/x
  3. Step 3: Cross multiply
    16,109.10x = 22,248.57 × 11,088.72
  4. Step 4: Simplify right side
    16,109.10x = 246,708,163.13
  5. Step 5: Solve for x
    x = 246,708,163.13/16,109.10
  6. Step 6: Final answer
    x = 15,314.83

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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.