Home / 10,958.15-16,437.22-9,110.59

Finding the Fourth Proportional to 10,958.15, 16,437.22 and 9,110.59

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Solution

The fourth proportional to 10,958.15, 16,437.22 and 9,110.59 is: 13,665.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.15 : 16,437.22 = 9,110.59 : x
  2. Step 2: Convert to fraction form
    10,958.15/16,437.22 = 9,110.59/x
  3. Step 3: Cross multiply
    10,958.15x = 16,437.22 × 9,110.59
  4. Step 4: Simplify right side
    10,958.15x = 149,752,733.91
  5. Step 5: Solve for x
    x = 149,752,733.91/10,958.15
  6. Step 6: Final answer
    x = 13,665.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.