Home / 23,292.20-32,142.53-12,943.91

Finding the Fourth Proportional to 23,292.20, 32,142.53 and 12,943.91

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Solution

The fourth proportional to 23,292.20, 32,142.53 and 12,943.91 is: 17,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292.20 : 32,142.53 = 12,943.91 : x
  2. Step 2: Convert to fraction form
    23,292.20/32,142.53 = 12,943.91/x
  3. Step 3: Cross multiply
    23,292.20x = 32,142.53 × 12,943.91
  4. Step 4: Simplify right side
    23,292.20x = 416,050,001.40
  5. Step 5: Solve for x
    x = 416,050,001.40/23,292.20
  6. Step 6: Final answer
    x = 17,862.21

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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.