Home / 23,128.91-34,713.02-9,098.74

Finding the Fourth Proportional to 23,128.91, 34,713.02 and 9,098.74

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Solution

The fourth proportional to 23,128.91, 34,713.02 and 9,098.74 is: 13,655.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.91 : 34,713.02 = 9,098.74 : x
  2. Step 2: Convert to fraction form
    23,128.91/34,713.02 = 9,098.74/x
  3. Step 3: Cross multiply
    23,128.91x = 34,713.02 × 9,098.74
  4. Step 4: Simplify right side
    23,128.91x = 315,844,743.59
  5. Step 5: Solve for x
    x = 315,844,743.59/23,128.91
  6. Step 6: Final answer
    x = 13,655.84

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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.