Home / 12,371.40-18,572.94-10,627.56

Finding the Fourth Proportional to 12,371.40, 18,572.94 and 10,627.56

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Solution

The fourth proportional to 12,371.40, 18,572.94 and 10,627.56 is: 15,954.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.40 : 18,572.94 = 10,627.56 : x
  2. Step 2: Convert to fraction form
    12,371.40/18,572.94 = 10,627.56/x
  3. Step 3: Cross multiply
    12,371.40x = 18,572.94 × 10,627.56
  4. Step 4: Simplify right side
    12,371.40x = 197,385,034.23
  5. Step 5: Solve for x
    x = 197,385,034.23/12,371.40
  6. Step 6: Final answer
    x = 15,954.95

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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.