Home / 41,785.95-62,679.06-10,621.20

Finding the Fourth Proportional to 41,785.95, 62,679.06 and 10,621.20

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Solution

The fourth proportional to 41,785.95, 62,679.06 and 10,621.20 is: 15,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,785.95 : 62,679.06 = 10,621.20 : x
  2. Step 2: Convert to fraction form
    41,785.95/62,679.06 = 10,621.20/x
  3. Step 3: Cross multiply
    41,785.95x = 62,679.06 × 10,621.20
  4. Step 4: Simplify right side
    41,785.95x = 665,726,648.82
  5. Step 5: Solve for x
    x = 665,726,648.82/41,785.95
  6. Step 6: Final answer
    x = 15,931.83

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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.