Home / 38,140.74-57,211.10-14,767.18

Finding the Fourth Proportional to 38,140.74, 57,211.10 and 14,767.18

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Solution

The fourth proportional to 38,140.74, 57,211.10 and 14,767.18 is: 22,150.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,140.74 : 57,211.10 = 14,767.18 : x
  2. Step 2: Convert to fraction form
    38,140.74/57,211.10 = 14,767.18/x
  3. Step 3: Cross multiply
    38,140.74x = 57,211.10 × 14,767.18
  4. Step 4: Simplify right side
    38,140.74x = 844,846,450.21
  5. Step 5: Solve for x
    x = 844,846,450.21/38,140.74
  6. Step 6: Final answer
    x = 22,150.76

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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.