Home / 41,156.57-61,728.40-13,072.93

Finding the Fourth Proportional to 41,156.57, 61,728.40 and 13,072.93

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Solution

The fourth proportional to 41,156.57, 61,728.40 and 13,072.93 is: 19,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,156.57 : 61,728.40 = 13,072.93 : x
  2. Step 2: Convert to fraction form
    41,156.57/61,728.40 = 13,072.93/x
  3. Step 3: Cross multiply
    41,156.57x = 61,728.40 × 13,072.93
  4. Step 4: Simplify right side
    41,156.57x = 806,970,951.00
  5. Step 5: Solve for x
    x = 806,970,951.00/41,156.57
  6. Step 6: Final answer
    x = 19,607.34

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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.