Home / 38,220.23-52,747.23-22,309.80

Finding the Fourth Proportional to 38,220.23, 52,747.23 and 22,309.80

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Solution

The fourth proportional to 38,220.23, 52,747.23 and 22,309.80 is: 30,789.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220.23 : 52,747.23 = 22,309.80 : x
  2. Step 2: Convert to fraction form
    38,220.23/52,747.23 = 22,309.80/x
  3. Step 3: Cross multiply
    38,220.23x = 52,747.23 × 22,309.80
  4. Step 4: Simplify right side
    38,220.23x = 1,176,780,151.85
  5. Step 5: Solve for x
    x = 1,176,780,151.85/38,220.23
  6. Step 6: Final answer
    x = 30,789.46

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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.