Home / 21,484.88-32,197.08-17,082.80

Finding the Fourth Proportional to 21,484.88, 32,197.08 and 17,082.80

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Solution

The fourth proportional to 21,484.88, 32,197.08 and 17,082.80 is: 25,600.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.88 : 32,197.08 = 17,082.80 : x
  2. Step 2: Convert to fraction form
    21,484.88/32,197.08 = 17,082.80/x
  3. Step 3: Cross multiply
    21,484.88x = 32,197.08 × 17,082.80
  4. Step 4: Simplify right side
    21,484.88x = 550,016,278.22
  5. Step 5: Solve for x
    x = 550,016,278.22/21,484.88
  6. Step 6: Final answer
    x = 25,600.16

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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.