Home / 21,622.50-32,435.88-6,040.13

Finding the Fourth Proportional to 21,622.50, 32,435.88 and 6,040.13

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Solution

The fourth proportional to 21,622.50, 32,435.88 and 6,040.13 is: 9,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,622.50 : 32,435.88 = 6,040.13 : x
  2. Step 2: Convert to fraction form
    21,622.50/32,435.88 = 6,040.13/x
  3. Step 3: Cross multiply
    21,622.50x = 32,435.88 × 6,040.13
  4. Step 4: Simplify right side
    21,622.50x = 195,916,747.03
  5. Step 5: Solve for x
    x = 195,916,747.03/21,622.50
  6. Step 6: Final answer
    x = 9,060.78

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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.