Home / 21,499.57-32,248.21-6,706.79

Finding the Fourth Proportional to 21,499.57, 32,248.21 and 6,706.79

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Solution

The fourth proportional to 21,499.57, 32,248.21 and 6,706.79 is: 10,059.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,499.57 : 32,248.21 = 6,706.79 : x
  2. Step 2: Convert to fraction form
    21,499.57/32,248.21 = 6,706.79/x
  3. Step 3: Cross multiply
    21,499.57x = 32,248.21 × 6,706.79
  4. Step 4: Simplify right side
    21,499.57x = 216,281,972.35
  5. Step 5: Solve for x
    x = 216,281,972.35/21,499.57
  6. Step 6: Final answer
    x = 10,059.83

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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.