Home / 18,677.26-25,774.56-10,179.85

Finding the Fourth Proportional to 18,677.26, 25,774.56 and 10,179.85

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Solution

The fourth proportional to 18,677.26, 25,774.56 and 10,179.85 is: 14,048.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677.26 : 25,774.56 = 10,179.85 : x
  2. Step 2: Convert to fraction form
    18,677.26/25,774.56 = 10,179.85/x
  3. Step 3: Cross multiply
    18,677.26x = 25,774.56 × 10,179.85
  4. Step 4: Simplify right side
    18,677.26x = 262,381,154.62
  5. Step 5: Solve for x
    x = 262,381,154.62/18,677.26
  6. Step 6: Final answer
    x = 14,048.16

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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.