Home / 10,377.14-15,549.30-10,366.20

Finding the Fourth Proportional to 10,377.14, 15,549.30 and 10,366.20

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Solution

The fourth proportional to 10,377.14, 15,549.30 and 10,366.20 is: 15,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.14 : 15,549.30 = 10,366.20 : x
  2. Step 2: Convert to fraction form
    10,377.14/15,549.30 = 10,366.20/x
  3. Step 3: Cross multiply
    10,377.14x = 15,549.30 × 10,366.20
  4. Step 4: Simplify right side
    10,377.14x = 161,187,153.66
  5. Step 5: Solve for x
    x = 161,187,153.66/10,377.14
  6. Step 6: Final answer
    x = 15,532.91

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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.