Home / 21,719.16-32,578.13-9,232.92

Finding the Fourth Proportional to 21,719.16, 32,578.13 and 9,232.92

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Solution

The fourth proportional to 21,719.16, 32,578.13 and 9,232.92 is: 13,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,719.16 : 32,578.13 = 9,232.92 : x
  2. Step 2: Convert to fraction form
    21,719.16/32,578.13 = 9,232.92/x
  3. Step 3: Cross multiply
    21,719.16x = 32,578.13 × 9,232.92
  4. Step 4: Simplify right side
    21,719.16x = 300,791,221.88
  5. Step 5: Solve for x
    x = 300,791,221.88/21,719.16
  6. Step 6: Final answer
    x = 13,849.12

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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.