Home / 32,171.80-48,290.10-15,545.20

Finding the Fourth Proportional to 32,171.80, 48,290.10 and 15,545.20

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Solution

The fourth proportional to 32,171.80, 48,290.10 and 15,545.20 is: 23,333.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,171.80 : 48,290.10 = 15,545.20 : x
  2. Step 2: Convert to fraction form
    32,171.80/48,290.10 = 15,545.20/x
  3. Step 3: Cross multiply
    32,171.80x = 48,290.10 × 15,545.20
  4. Step 4: Simplify right side
    32,171.80x = 750,679,262.52
  5. Step 5: Solve for x
    x = 750,679,262.52/32,171.80
  6. Step 6: Final answer
    x = 23,333.46

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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.