Home / 38,118.66-57,197.50-18,150.74

Finding the Fourth Proportional to 38,118.66, 57,197.50 and 18,150.74

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Solution

The fourth proportional to 38,118.66, 57,197.50 and 18,150.74 is: 27,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,118.66 : 57,197.50 = 18,150.74 : x
  2. Step 2: Convert to fraction form
    38,118.66/57,197.50 = 18,150.74/x
  3. Step 3: Cross multiply
    38,118.66x = 57,197.50 × 18,150.74
  4. Step 4: Simplify right side
    38,118.66x = 1,038,176,951.15
  5. Step 5: Solve for x
    x = 1,038,176,951.15/38,118.66
  6. Step 6: Final answer
    x = 27,235.40

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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.