Home / 33,036.72-49,470.50-18,229.20

Finding the Fourth Proportional to 33,036.72, 49,470.50 and 18,229.20

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Solution

The fourth proportional to 33,036.72, 49,470.50 and 18,229.20 is: 27,297.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,036.72 : 49,470.50 = 18,229.20 : x
  2. Step 2: Convert to fraction form
    33,036.72/49,470.50 = 18,229.20/x
  3. Step 3: Cross multiply
    33,036.72x = 49,470.50 × 18,229.20
  4. Step 4: Simplify right side
    33,036.72x = 901,807,638.60
  5. Step 5: Solve for x
    x = 901,807,638.60/33,036.72
  6. Step 6: Final answer
    x = 27,297.13

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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.