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Finding the Fourth Proportional to 41,141.25, 61,712.08 and 9,976.50

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Solution

The fourth proportional to 41,141.25, 61,712.08 and 9,976.50 is: 14,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,141.25 : 61,712.08 = 9,976.50 : x
  2. Step 2: Convert to fraction form
    41,141.25/61,712.08 = 9,976.50/x
  3. Step 3: Cross multiply
    41,141.25x = 61,712.08 × 9,976.50
  4. Step 4: Simplify right side
    41,141.25x = 615,670,541.18
  5. Step 5: Solve for x
    x = 615,670,541.18/41,141.25
  6. Step 6: Final answer
    x = 14,964.80

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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.