Home / 40,282.47-55,590.57-22,379.13

Finding the Fourth Proportional to 40,282.47, 55,590.57 and 22,379.13

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Solution

The fourth proportional to 40,282.47, 55,590.57 and 22,379.13 is: 30,883.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282.47 : 55,590.57 = 22,379.13 : x
  2. Step 2: Convert to fraction form
    40,282.47/55,590.57 = 22,379.13/x
  3. Step 3: Cross multiply
    40,282.47x = 55,590.57 × 22,379.13
  4. Step 4: Simplify right side
    40,282.47x = 1,244,068,592.80
  5. Step 5: Solve for x
    x = 1,244,068,592.80/40,282.47
  6. Step 6: Final answer
    x = 30,883.62

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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.