Home / 27,470.76-41,218.42-12,671.72

Finding the Fourth Proportional to 27,470.76, 41,218.42 and 12,671.72

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Solution

The fourth proportional to 27,470.76, 41,218.42 and 12,671.72 is: 19,013.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,470.76 : 41,218.42 = 12,671.72 : x
  2. Step 2: Convert to fraction form
    27,470.76/41,218.42 = 12,671.72/x
  3. Step 3: Cross multiply
    27,470.76x = 41,218.42 × 12,671.72
  4. Step 4: Simplify right side
    27,470.76x = 522,308,277.08
  5. Step 5: Solve for x
    x = 522,308,277.08/27,470.76
  6. Step 6: Final answer
    x = 19,013.24

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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.