Home / 40,928.40-61,392.76-11,348.56

Finding the Fourth Proportional to 40,928.40, 61,392.76 and 11,348.56

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Solution

The fourth proportional to 40,928.40, 61,392.76 and 11,348.56 is: 17,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.40 : 61,392.76 = 11,348.56 : x
  2. Step 2: Convert to fraction form
    40,928.40/61,392.76 = 11,348.56/x
  3. Step 3: Cross multiply
    40,928.40x = 61,392.76 × 11,348.56
  4. Step 4: Simplify right side
    40,928.40x = 696,719,420.43
  5. Step 5: Solve for x
    x = 696,719,420.43/40,928.40
  6. Step 6: Final answer
    x = 17,022.88

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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.