Home / 21,680.16-32,522.16-6,097.92

Finding the Fourth Proportional to 21,680.16, 32,522.16 and 6,097.92

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Solution

The fourth proportional to 21,680.16, 32,522.16 and 6,097.92 is: 9,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680.16 : 32,522.16 = 6,097.92 : x
  2. Step 2: Convert to fraction form
    21,680.16/32,522.16 = 6,097.92/x
  3. Step 3: Cross multiply
    21,680.16x = 32,522.16 × 6,097.92
  4. Step 4: Simplify right side
    21,680.16x = 198,317,529.91
  5. Step 5: Solve for x
    x = 198,317,529.91/21,680.16
  6. Step 6: Final answer
    x = 9,147.42

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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.