Home / 38,471.46-57,706.83-12,176.22

Finding the Fourth Proportional to 38,471.46, 57,706.83 and 12,176.22

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Solution

The fourth proportional to 38,471.46, 57,706.83 and 12,176.22 is: 18,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,471.46 : 57,706.83 = 12,176.22 : x
  2. Step 2: Convert to fraction form
    38,471.46/57,706.83 = 12,176.22/x
  3. Step 3: Cross multiply
    38,471.46x = 57,706.83 × 12,176.22
  4. Step 4: Simplify right side
    38,471.46x = 702,651,057.58
  5. Step 5: Solve for x
    x = 702,651,057.58/38,471.46
  6. Step 6: Final answer
    x = 18,264.22

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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.