Home / 19,326.12-29,044.50-11,432.88

Finding the Fourth Proportional to 19,326.12, 29,044.50 and 11,432.88

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Solution

The fourth proportional to 19,326.12, 29,044.50 and 11,432.88 is: 17,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.12 : 29,044.50 = 11,432.88 : x
  2. Step 2: Convert to fraction form
    19,326.12/29,044.50 = 11,432.88/x
  3. Step 3: Cross multiply
    19,326.12x = 29,044.50 × 11,432.88
  4. Step 4: Simplify right side
    19,326.12x = 332,062,283.16
  5. Step 5: Solve for x
    x = 332,062,283.16/19,326.12
  6. Step 6: Final answer
    x = 17,182.05

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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.