Home / 37,545.80-51,818.10-21,630.92

Finding the Fourth Proportional to 37,545.80, 51,818.10 and 21,630.92

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Solution

The fourth proportional to 37,545.80, 51,818.10 and 21,630.92 is: 29,853.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,545.80 : 51,818.10 = 21,630.92 : x
  2. Step 2: Convert to fraction form
    37,545.80/51,818.10 = 21,630.92/x
  3. Step 3: Cross multiply
    37,545.80x = 51,818.10 × 21,630.92
  4. Step 4: Simplify right side
    37,545.80x = 1,120,873,175.65
  5. Step 5: Solve for x
    x = 1,120,873,175.65/37,545.80
  6. Step 6: Final answer
    x = 29,853.49

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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.