Home / 25,197.20-34,772.14-13,866.69

Finding the Fourth Proportional to 25,197.20, 34,772.14 and 13,866.69

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Solution

The fourth proportional to 25,197.20, 34,772.14 and 13,866.69 is: 19,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.20 : 34,772.14 = 13,866.69 : x
  2. Step 2: Convert to fraction form
    25,197.20/34,772.14 = 13,866.69/x
  3. Step 3: Cross multiply
    25,197.20x = 34,772.14 × 13,866.69
  4. Step 4: Simplify right side
    25,197.20x = 482,174,672.75
  5. Step 5: Solve for x
    x = 482,174,672.75/25,197.20
  6. Step 6: Final answer
    x = 19,136.04

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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.