Home / 25,208.68-34,787.14-13,877.14

Finding the Fourth Proportional to 25,208.68, 34,787.14 and 13,877.14

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Solution

The fourth proportional to 25,208.68, 34,787.14 and 13,877.14 is: 19,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.68 : 34,787.14 = 13,877.14 : x
  2. Step 2: Convert to fraction form
    25,208.68/34,787.14 = 13,877.14/x
  3. Step 3: Cross multiply
    25,208.68x = 34,787.14 × 13,877.14
  4. Step 4: Simplify right side
    25,208.68x = 482,746,011.98
  5. Step 5: Solve for x
    x = 482,746,011.98/25,208.68
  6. Step 6: Final answer
    x = 19,149.99

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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.