Home / 38,506.55-57,785.69-13,546.73

Finding the Fourth Proportional to 38,506.55, 57,785.69 and 13,546.73

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Solution

The fourth proportional to 38,506.55, 57,785.69 and 13,546.73 is: 20,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.55 : 57,785.69 = 13,546.73 : x
  2. Step 2: Convert to fraction form
    38,506.55/57,785.69 = 13,546.73/x
  3. Step 3: Cross multiply
    38,506.55x = 57,785.69 × 13,546.73
  4. Step 4: Simplify right side
    38,506.55x = 782,807,140.29
  5. Step 5: Solve for x
    x = 782,807,140.29/38,506.55
  6. Step 6: Final answer
    x = 20,329.19

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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.