Home / 25,195.52-34,769.84-13,865.28

Finding the Fourth Proportional to 25,195.52, 34,769.84 and 13,865.28

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Solution

The fourth proportional to 25,195.52, 34,769.84 and 13,865.28 is: 19,134.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,195.52 : 34,769.84 = 13,865.28 : x
  2. Step 2: Convert to fraction form
    25,195.52/34,769.84 = 13,865.28/x
  3. Step 3: Cross multiply
    25,195.52x = 34,769.84 × 13,865.28
  4. Step 4: Simplify right side
    25,195.52x = 482,093,567.16
  5. Step 5: Solve for x
    x = 482,093,567.16/25,195.52
  6. Step 6: Final answer
    x = 19,134.10

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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.