Home / 48,456.10-72,716.55-22,147.30

Finding the Fourth Proportional to 48,456.10, 72,716.55 and 22,147.30

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Solution

The fourth proportional to 48,456.10, 72,716.55 and 22,147.30 is: 33,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.10 : 72,716.55 = 22,147.30 : x
  2. Step 2: Convert to fraction form
    48,456.10/72,716.55 = 22,147.30/x
  3. Step 3: Cross multiply
    48,456.10x = 72,716.55 × 22,147.30
  4. Step 4: Simplify right side
    48,456.10x = 1,610,475,247.82
  5. Step 5: Solve for x
    x = 1,610,475,247.82/48,456.10
  6. Step 6: Final answer
    x = 33,235.76

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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.