Home / 11,036.38-16,538.10-9,445.66

Finding the Fourth Proportional to 11,036.38, 16,538.10 and 9,445.66

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Solution

The fourth proportional to 11,036.38, 16,538.10 and 9,445.66 is: 14,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.38 : 16,538.10 = 9,445.66 : x
  2. Step 2: Convert to fraction form
    11,036.38/16,538.10 = 9,445.66/x
  3. Step 3: Cross multiply
    11,036.38x = 16,538.10 × 9,445.66
  4. Step 4: Simplify right side
    11,036.38x = 156,213,269.65
  5. Step 5: Solve for x
    x = 156,213,269.65/11,036.38
  6. Step 6: Final answer
    x = 14,154.39

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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.