Home / 27,531.28-38,000.67-16,204.41

Finding the Fourth Proportional to 27,531.28, 38,000.67 and 16,204.41

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Solution

The fourth proportional to 27,531.28, 38,000.67 and 16,204.41 is: 22,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,531.28 : 38,000.67 = 16,204.41 : x
  2. Step 2: Convert to fraction form
    27,531.28/38,000.67 = 16,204.41/x
  3. Step 3: Cross multiply
    27,531.28x = 38,000.67 × 16,204.41
  4. Step 4: Simplify right side
    27,531.28x = 615,778,436.95
  5. Step 5: Solve for x
    x = 615,778,436.95/27,531.28
  6. Step 6: Final answer
    x = 22,366.50

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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.