Home / 14,452.40-21,704.20-10,561.20

Finding the Fourth Proportional to 14,452.40, 21,704.20 and 10,561.20

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Solution

The fourth proportional to 14,452.40, 21,704.20 and 10,561.20 is: 15,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.40 : 21,704.20 = 10,561.20 : x
  2. Step 2: Convert to fraction form
    14,452.40/21,704.20 = 10,561.20/x
  3. Step 3: Cross multiply
    14,452.40x = 21,704.20 × 10,561.20
  4. Step 4: Simplify right side
    14,452.40x = 229,222,397.04
  5. Step 5: Solve for x
    x = 229,222,397.04/14,452.40
  6. Step 6: Final answer
    x = 15,860.51

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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.