Home / 72,008.03-108,015.29-22,084.49

Finding the Fourth Proportional to 72,008.03, 108,015.29 and 22,084.49

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Solution

The fourth proportional to 72,008.03, 108,015.29 and 22,084.49 is: 33,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,008.03 : 108,015.29 = 22,084.49 : x
  2. Step 2: Convert to fraction form
    72,008.03/108,015.29 = 22,084.49/x
  3. Step 3: Cross multiply
    72,008.03x = 108,015.29 × 22,084.49
  4. Step 4: Simplify right side
    72,008.03x = 2,385,462,591.85
  5. Step 5: Solve for x
    x = 2,385,462,591.85/72,008.03
  6. Step 6: Final answer
    x = 33,127.73

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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.