Home / 21,497.28-32,250.92-6,705.40

Finding the Fourth Proportional to 21,497.28, 32,250.92 and 6,705.40

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Solution

The fourth proportional to 21,497.28, 32,250.92 and 6,705.40 is: 10,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,497.28 : 32,250.92 = 6,705.40 : x
  2. Step 2: Convert to fraction form
    21,497.28/32,250.92 = 6,705.40/x
  3. Step 3: Cross multiply
    21,497.28x = 32,250.92 × 6,705.40
  4. Step 4: Simplify right side
    21,497.28x = 216,255,318.97
  5. Step 5: Solve for x
    x = 216,255,318.97/21,497.28
  6. Step 6: Final answer
    x = 10,059.66

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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.