Home / 37,136.20-55,753.74-21,565

Finding the Fourth Proportional to 37,136.20, 55,753.74 and 21,565

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Solution

The fourth proportional to 37,136.20, 55,753.74 and 21,565 is: 32,376.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.20 : 55,753.74 = 21,565 : x
  2. Step 2: Convert to fraction form
    37,136.20/55,753.74 = 21,565/x
  3. Step 3: Cross multiply
    37,136.20x = 55,753.74 × 21,565
  4. Step 4: Simplify right side
    37,136.20x = 1,202,329,403.10
  5. Step 5: Solve for x
    x = 1,202,329,403.10/37,136.20
  6. Step 6: Final answer
    x = 32,376.21

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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.