Home / 38,235.40-52,755.62-22,310.76

Finding the Fourth Proportional to 38,235.40, 52,755.62 and 22,310.76

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Solution

The fourth proportional to 38,235.40, 52,755.62 and 22,310.76 is: 30,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,235.40 : 52,755.62 = 22,310.76 : x
  2. Step 2: Convert to fraction form
    38,235.40/52,755.62 = 22,310.76/x
  3. Step 3: Cross multiply
    38,235.40x = 52,755.62 × 22,310.76
  4. Step 4: Simplify right side
    38,235.40x = 1,177,017,976.47
  5. Step 5: Solve for x
    x = 1,177,017,976.47/38,235.40
  6. Step 6: Final answer
    x = 30,783.46

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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.