Home / 38,335.20-52,900.20-22,418.70

Finding the Fourth Proportional to 38,335.20, 52,900.20 and 22,418.70

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Solution

The fourth proportional to 38,335.20, 52,900.20 and 22,418.70 is: 30,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.20 : 52,900.20 = 22,418.70 : x
  2. Step 2: Convert to fraction form
    38,335.20/52,900.20 = 22,418.70/x
  3. Step 3: Cross multiply
    38,335.20x = 52,900.20 × 22,418.70
  4. Step 4: Simplify right side
    38,335.20x = 1,185,953,713.74
  5. Step 5: Solve for x
    x = 1,185,953,713.74/38,335.20
  6. Step 6: Final answer
    x = 30,936.42

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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.