Home / 15,882.24-23,753.40-14,139.60

Finding the Fourth Proportional to 15,882.24, 23,753.40 and 14,139.60

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Solution

The fourth proportional to 15,882.24, 23,753.40 and 14,139.60 is: 21,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.24 : 23,753.40 = 14,139.60 : x
  2. Step 2: Convert to fraction form
    15,882.24/23,753.40 = 14,139.60/x
  3. Step 3: Cross multiply
    15,882.24x = 23,753.40 × 14,139.60
  4. Step 4: Simplify right side
    15,882.24x = 335,863,574.64
  5. Step 5: Solve for x
    x = 335,863,574.64/15,882.24
  6. Step 6: Final answer
    x = 21,147.12

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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.