Home / 21,674.79-32,452.11-11,122.11

Finding the Fourth Proportional to 21,674.79, 32,452.11 and 11,122.11

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Solution

The fourth proportional to 21,674.79, 32,452.11 and 11,122.11 is: 16,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.79 : 32,452.11 = 11,122.11 : x
  2. Step 2: Convert to fraction form
    21,674.79/32,452.11 = 11,122.11/x
  3. Step 3: Cross multiply
    21,674.79x = 32,452.11 × 11,122.11
  4. Step 4: Simplify right side
    21,674.79x = 360,935,937.15
  5. Step 5: Solve for x
    x = 360,935,937.15/21,674.79
  6. Step 6: Final answer
    x = 16,652.34

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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.