Home / 15,655.44-21,568.20-10,932.24

Finding the Fourth Proportional to 15,655.44, 21,568.20 and 10,932.24

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Solution

The fourth proportional to 15,655.44, 21,568.20 and 10,932.24 is: 15,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655.44 : 21,568.20 = 10,932.24 : x
  2. Step 2: Convert to fraction form
    15,655.44/21,568.20 = 10,932.24/x
  3. Step 3: Cross multiply
    15,655.44x = 21,568.20 × 10,932.24
  4. Step 4: Simplify right side
    15,655.44x = 235,788,738.77
  5. Step 5: Solve for x
    x = 235,788,738.77/15,655.44
  6. Step 6: Final answer
    x = 15,061.14

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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.