Home / 69,387.68-104,084.40-22,001.72

Finding the Fourth Proportional to 69,387.68, 104,084.40 and 22,001.72

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Solution

The fourth proportional to 69,387.68, 104,084.40 and 22,001.72 is: 33,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,387.68 : 104,084.40 = 22,001.72 : x
  2. Step 2: Convert to fraction form
    69,387.68/104,084.40 = 22,001.72/x
  3. Step 3: Cross multiply
    69,387.68x = 104,084.40 × 22,001.72
  4. Step 4: Simplify right side
    69,387.68x = 2,290,035,825.17
  5. Step 5: Solve for x
    x = 2,290,035,825.17/69,387.68
  6. Step 6: Final answer
    x = 33,003.49

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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.