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Finding the Fourth Proportional to 41,251.68, 61,901.28 and 17,880.48

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Solution

The fourth proportional to 41,251.68, 61,901.28 and 17,880.48 is: 26,831.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,251.68 : 61,901.28 = 17,880.48 : x
  2. Step 2: Convert to fraction form
    41,251.68/61,901.28 = 17,880.48/x
  3. Step 3: Cross multiply
    41,251.68x = 61,901.28 × 17,880.48
  4. Step 4: Simplify right side
    41,251.68x = 1,106,824,599.01
  5. Step 5: Solve for x
    x = 1,106,824,599.01/41,251.68
  6. Step 6: Final answer
    x = 26,831.02

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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.