Home / 14,251.80-21,377.70-4,394.10

Finding the Fourth Proportional to 14,251.80, 21,377.70 and 4,394.10

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Solution

The fourth proportional to 14,251.80, 21,377.70 and 4,394.10 is: 6,591.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.80 : 21,377.70 = 4,394.10 : x
  2. Step 2: Convert to fraction form
    14,251.80/21,377.70 = 4,394.10/x
  3. Step 3: Cross multiply
    14,251.80x = 21,377.70 × 4,394.10
  4. Step 4: Simplify right side
    14,251.80x = 93,935,751.57
  5. Step 5: Solve for x
    x = 93,935,751.57/14,251.80
  6. Step 6: Final answer
    x = 6,591.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.