Home / 72,351.05-108,530.68-22,438.24

Finding the Fourth Proportional to 72,351.05, 108,530.68 and 22,438.24

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Solution

The fourth proportional to 72,351.05, 108,530.68 and 22,438.24 is: 33,658.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,351.05 : 108,530.68 = 22,438.24 : x
  2. Step 2: Convert to fraction form
    72,351.05/108,530.68 = 22,438.24/x
  3. Step 3: Cross multiply
    72,351.05x = 108,530.68 × 22,438.24
  4. Step 4: Simplify right side
    72,351.05x = 2,435,237,445.20
  5. Step 5: Solve for x
    x = 2,435,237,445.20/72,351.05
  6. Step 6: Final answer
    x = 33,658.63

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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.