Home / 38,209.06-52,721.34-22,289.54

Finding the Fourth Proportional to 38,209.06, 52,721.34 and 22,289.54

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Solution

The fourth proportional to 38,209.06, 52,721.34 and 22,289.54 is: 30,755.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,209.06 : 52,721.34 = 22,289.54 : x
  2. Step 2: Convert to fraction form
    38,209.06/52,721.34 = 22,289.54/x
  3. Step 3: Cross multiply
    38,209.06x = 52,721.34 × 22,289.54
  4. Step 4: Simplify right side
    38,209.06x = 1,175,134,416.78
  5. Step 5: Solve for x
    x = 1,175,134,416.78/38,209.06
  6. Step 6: Final answer
    x = 30,755.39

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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.