Home / 25,151.28-34,704.92-14,394.40

Finding the Fourth Proportional to 25,151.28, 34,704.92 and 14,394.40

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Solution

The fourth proportional to 25,151.28, 34,704.92 and 14,394.40 is: 19,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.28 : 34,704.92 = 14,394.40 : x
  2. Step 2: Convert to fraction form
    25,151.28/34,704.92 = 14,394.40/x
  3. Step 3: Cross multiply
    25,151.28x = 34,704.92 × 14,394.40
  4. Step 4: Simplify right side
    25,151.28x = 499,556,500.45
  5. Step 5: Solve for x
    x = 499,556,500.45/25,151.28
  6. Step 6: Final answer
    x = 19,862.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.