Home / 45,557.22-62,876.28-37,990.20

Finding the Fourth Proportional to 45,557.22, 62,876.28 and 37,990.20

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Solution

The fourth proportional to 45,557.22, 62,876.28 and 37,990.20 is: 52,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,557.22 : 62,876.28 = 37,990.20 : x
  2. Step 2: Convert to fraction form
    45,557.22/62,876.28 = 37,990.20/x
  3. Step 3: Cross multiply
    45,557.22x = 62,876.28 × 37,990.20
  4. Step 4: Simplify right side
    45,557.22x = 2,388,682,452.46
  5. Step 5: Solve for x
    x = 2,388,682,452.46/45,557.22
  6. Step 6: Final answer
    x = 52,432.58

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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.