Home / 11,063.95-15,272.18-9,882.97

Finding the Fourth Proportional to 11,063.95, 15,272.18 and 9,882.97

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Solution

The fourth proportional to 11,063.95, 15,272.18 and 9,882.97 is: 13,642.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.95 : 15,272.18 = 9,882.97 : x
  2. Step 2: Convert to fraction form
    11,063.95/15,272.18 = 9,882.97/x
  3. Step 3: Cross multiply
    11,063.95x = 15,272.18 × 9,882.97
  4. Step 4: Simplify right side
    11,063.95x = 150,934,446.24
  5. Step 5: Solve for x
    x = 150,934,446.24/11,063.95
  6. Step 6: Final answer
    x = 13,642.01

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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.