Home / 11,535.83-17,291.92-8,756.62

Finding the Fourth Proportional to 11,535.83, 17,291.92 and 8,756.62

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Solution

The fourth proportional to 11,535.83, 17,291.92 and 8,756.62 is: 13,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,535.83 : 17,291.92 = 8,756.62 : x
  2. Step 2: Convert to fraction form
    11,535.83/17,291.92 = 8,756.62/x
  3. Step 3: Cross multiply
    11,535.83x = 17,291.92 × 8,756.62
  4. Step 4: Simplify right side
    11,535.83x = 151,418,686.05
  5. Step 5: Solve for x
    x = 151,418,686.05/11,535.83
  6. Step 6: Final answer
    x = 13,125.95

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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.