Home / 36,046.24-49,744.56-20,130.71

Finding the Fourth Proportional to 36,046.24, 49,744.56 and 20,130.71

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Solution

The fourth proportional to 36,046.24, 49,744.56 and 20,130.71 is: 27,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.24 : 49,744.56 = 20,130.71 : x
  2. Step 2: Convert to fraction form
    36,046.24/49,744.56 = 20,130.71/x
  3. Step 3: Cross multiply
    36,046.24x = 49,744.56 × 20,130.71
  4. Step 4: Simplify right side
    36,046.24x = 1,001,393,311.44
  5. Step 5: Solve for x
    x = 1,001,393,311.44/36,046.24
  6. Step 6: Final answer
    x = 27,780.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.