Home / 19,188.20-26,493.66-16,531.04

Finding the Fourth Proportional to 19,188.20, 26,493.66 and 16,531.04

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Solution

The fourth proportional to 19,188.20, 26,493.66 and 16,531.04 is: 22,824.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,188.20 : 26,493.66 = 16,531.04 : x
  2. Step 2: Convert to fraction form
    19,188.20/26,493.66 = 16,531.04/x
  3. Step 3: Cross multiply
    19,188.20x = 26,493.66 × 16,531.04
  4. Step 4: Simplify right side
    19,188.20x = 437,967,753.21
  5. Step 5: Solve for x
    x = 437,967,753.21/19,188.20
  6. Step 6: Final answer
    x = 22,824.85

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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.