Home / 36,314.76-54,470.72-10,018.78

Finding the Fourth Proportional to 36,314.76, 54,470.72 and 10,018.78

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Solution

The fourth proportional to 36,314.76, 54,470.72 and 10,018.78 is: 15,027.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,314.76 : 54,470.72 = 10,018.78 : x
  2. Step 2: Convert to fraction form
    36,314.76/54,470.72 = 10,018.78/x
  3. Step 3: Cross multiply
    36,314.76x = 54,470.72 × 10,018.78
  4. Step 4: Simplify right side
    36,314.76x = 545,730,160.12
  5. Step 5: Solve for x
    x = 545,730,160.12/36,314.76
  6. Step 6: Final answer
    x = 15,027.78

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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.