Home / 32,370.76-48,545.34-12,644.20

Finding the Fourth Proportional to 32,370.76, 48,545.34 and 12,644.20

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Solution

The fourth proportional to 32,370.76, 48,545.34 and 12,644.20 is: 18,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,370.76 : 48,545.34 = 12,644.20 : x
  2. Step 2: Convert to fraction form
    32,370.76/48,545.34 = 12,644.20/x
  3. Step 3: Cross multiply
    32,370.76x = 48,545.34 × 12,644.20
  4. Step 4: Simplify right side
    32,370.76x = 613,816,988.03
  5. Step 5: Solve for x
    x = 613,816,988.03/32,370.76
  6. Step 6: Final answer
    x = 18,962.08

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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.