Home / 38,378.30-57,542.67-16,185.71

Finding the Fourth Proportional to 38,378.30, 57,542.67 and 16,185.71

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Solution

The fourth proportional to 38,378.30, 57,542.67 and 16,185.71 is: 24,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.30 : 57,542.67 = 16,185.71 : x
  2. Step 2: Convert to fraction form
    38,378.30/57,542.67 = 16,185.71/x
  3. Step 3: Cross multiply
    38,378.30x = 57,542.67 × 16,185.71
  4. Step 4: Simplify right side
    38,378.30x = 931,368,681.53
  5. Step 5: Solve for x
    x = 931,368,681.53/38,378.30
  6. Step 6: Final answer
    x = 24,268.11

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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.