Home / 13,882.28-19,156.79-7,594.25

Finding the Fourth Proportional to 13,882.28, 19,156.79 and 7,594.25

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Solution

The fourth proportional to 13,882.28, 19,156.79 and 7,594.25 is: 10,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.28 : 19,156.79 = 7,594.25 : x
  2. Step 2: Convert to fraction form
    13,882.28/19,156.79 = 7,594.25/x
  3. Step 3: Cross multiply
    13,882.28x = 19,156.79 × 7,594.25
  4. Step 4: Simplify right side
    13,882.28x = 145,481,414.49
  5. Step 5: Solve for x
    x = 145,481,414.49/13,882.28
  6. Step 6: Final answer
    x = 10,479.65

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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.