Home / 45,827.46-68,731.92-26,840.70

Finding the Fourth Proportional to 45,827.46, 68,731.92 and 26,840.70

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Solution

The fourth proportional to 45,827.46, 68,731.92 and 26,840.70 is: 40,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,827.46 : 68,731.92 = 26,840.70 : x
  2. Step 2: Convert to fraction form
    45,827.46/68,731.92 = 26,840.70/x
  3. Step 3: Cross multiply
    45,827.46x = 68,731.92 × 26,840.70
  4. Step 4: Simplify right side
    45,827.46x = 1,844,812,845.14
  5. Step 5: Solve for x
    x = 1,844,812,845.14/45,827.46
  6. Step 6: Final answer
    x = 40,255.62

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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.