Home / 18,354.84-25,329.15-10,397.76

Finding the Fourth Proportional to 18,354.84, 25,329.15 and 10,397.76

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Solution

The fourth proportional to 18,354.84, 25,329.15 and 10,397.76 is: 14,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.84 : 25,329.15 = 10,397.76 : x
  2. Step 2: Convert to fraction form
    18,354.84/25,329.15 = 10,397.76/x
  3. Step 3: Cross multiply
    18,354.84x = 25,329.15 × 10,397.76
  4. Step 4: Simplify right side
    18,354.84x = 263,366,422.70
  5. Step 5: Solve for x
    x = 263,366,422.70/18,354.84
  6. Step 6: Final answer
    x = 14,348.61

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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.