Home / 19,160.02-28,747.17-8,626.88

Finding the Fourth Proportional to 19,160.02, 28,747.17 and 8,626.88

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Solution

The fourth proportional to 19,160.02, 28,747.17 and 8,626.88 is: 12,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.02 : 28,747.17 = 8,626.88 : x
  2. Step 2: Convert to fraction form
    19,160.02/28,747.17 = 8,626.88/x
  3. Step 3: Cross multiply
    19,160.02x = 28,747.17 × 8,626.88
  4. Step 4: Simplify right side
    19,160.02x = 247,998,385.93
  5. Step 5: Solve for x
    x = 247,998,385.93/19,160.02
  6. Step 6: Final answer
    x = 12,943.53

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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.