Home / 55,132.20-82,709.10-23,542.20

Finding the Fourth Proportional to 55,132.20, 82,709.10 and 23,542.20

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Solution

The fourth proportional to 55,132.20, 82,709.10 and 23,542.20 is: 35,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,132.20 : 82,709.10 = 23,542.20 : x
  2. Step 2: Convert to fraction form
    55,132.20/82,709.10 = 23,542.20/x
  3. Step 3: Cross multiply
    55,132.20x = 82,709.10 × 23,542.20
  4. Step 4: Simplify right side
    55,132.20x = 1,947,154,174.02
  5. Step 5: Solve for x
    x = 1,947,154,174.02/55,132.20
  6. Step 6: Final answer
    x = 35,317.91

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1.5x scale

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.