Home / 25,243.28-34,834.15-13,912.14

Finding the Fourth Proportional to 25,243.28, 34,834.15 and 13,912.14

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Solution

The fourth proportional to 25,243.28, 34,834.15 and 13,912.14 is: 19,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,243.28 : 34,834.15 = 13,912.14 : x
  2. Step 2: Convert to fraction form
    25,243.28/34,834.15 = 13,912.14/x
  3. Step 3: Cross multiply
    25,243.28x = 34,834.15 × 13,912.14
  4. Step 4: Simplify right side
    25,243.28x = 484,617,536.80
  5. Step 5: Solve for x
    x = 484,617,536.80/25,243.28
  6. Step 6: Final answer
    x = 19,197.89

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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.