Home / 23,079.24-31,862.16-15,133.14

Finding the Fourth Proportional to 23,079.24, 31,862.16 and 15,133.14

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Solution

The fourth proportional to 23,079.24, 31,862.16 and 15,133.14 is: 20,892.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.24 : 31,862.16 = 15,133.14 : x
  2. Step 2: Convert to fraction form
    23,079.24/31,862.16 = 15,133.14/x
  3. Step 3: Cross multiply
    23,079.24x = 31,862.16 × 15,133.14
  4. Step 4: Simplify right side
    23,079.24x = 482,174,527.98
  5. Step 5: Solve for x
    x = 482,174,527.98/23,079.24
  6. Step 6: Final answer
    x = 20,892.13

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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.