Home / 15,024.22-20,711.30-11,827.24

Finding the Fourth Proportional to 15,024.22, 20,711.30 and 11,827.24

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Solution

The fourth proportional to 15,024.22, 20,711.30 and 11,827.24 is: 16,304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.22 : 20,711.30 = 11,827.24 : x
  2. Step 2: Convert to fraction form
    15,024.22/20,711.30 = 11,827.24/x
  3. Step 3: Cross multiply
    15,024.22x = 20,711.30 × 11,827.24
  4. Step 4: Simplify right side
    15,024.22x = 244,957,515.81
  5. Step 5: Solve for x
    x = 244,957,515.81/15,024.22
  6. Step 6: Final answer
    x = 16,304.18

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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.