Home / 21,407.82-32,082.33-12,052.26

Finding the Fourth Proportional to 21,407.82, 32,082.33 and 12,052.26

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Solution

The fourth proportional to 21,407.82, 32,082.33 and 12,052.26 is: 18,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,407.82 : 32,082.33 = 12,052.26 : x
  2. Step 2: Convert to fraction form
    21,407.82/32,082.33 = 12,052.26/x
  3. Step 3: Cross multiply
    21,407.82x = 32,082.33 × 12,052.26
  4. Step 4: Simplify right side
    21,407.82x = 386,664,582.57
  5. Step 5: Solve for x
    x = 386,664,582.57/21,407.82
  6. Step 6: Final answer
    x = 18,061.84

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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.