Home / 40,928.13-61,392.20-14,631.28

Finding the Fourth Proportional to 40,928.13, 61,392.20 and 14,631.28

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Solution

The fourth proportional to 40,928.13, 61,392.20 and 14,631.28 is: 21,946.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.13 : 61,392.20 = 14,631.28 : x
  2. Step 2: Convert to fraction form
    40,928.13/61,392.20 = 14,631.28/x
  3. Step 3: Cross multiply
    40,928.13x = 61,392.20 × 14,631.28
  4. Step 4: Simplify right side
    40,928.13x = 898,246,241.38
  5. Step 5: Solve for x
    x = 898,246,241.38/40,928.13
  6. Step 6: Final answer
    x = 21,946.92

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Similar ratio
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1.5x scale

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.