Home / 22,999.12-34,487.44-9,487.78

Finding the Fourth Proportional to 22,999.12, 34,487.44 and 9,487.78

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Solution

The fourth proportional to 22,999.12, 34,487.44 and 9,487.78 is: 14,227.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.12 : 34,487.44 = 9,487.78 : x
  2. Step 2: Convert to fraction form
    22,999.12/34,487.44 = 9,487.78/x
  3. Step 3: Cross multiply
    22,999.12x = 34,487.44 × 9,487.78
  4. Step 4: Simplify right side
    22,999.12x = 327,209,201.46
  5. Step 5: Solve for x
    x = 327,209,201.46/22,999.12
  6. Step 6: Final answer
    x = 14,227.03

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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.