Home / 40,359.62-55,697.02-22,456.28

Finding the Fourth Proportional to 40,359.62, 55,697.02 and 22,456.28

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Solution

The fourth proportional to 40,359.62, 55,697.02 and 22,456.28 is: 30,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,359.62 : 55,697.02 = 22,456.28 : x
  2. Step 2: Convert to fraction form
    40,359.62/55,697.02 = 22,456.28/x
  3. Step 3: Cross multiply
    40,359.62x = 55,697.02 × 22,456.28
  4. Step 4: Simplify right side
    40,359.62x = 1,250,747,876.29
  5. Step 5: Solve for x
    x = 1,250,747,876.29/40,359.62
  6. Step 6: Final answer
    x = 30,990.08

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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.