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Finding the Fourth Proportional to 26,754.84, 40,132.71 and 10,122.71

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Solution

The fourth proportional to 26,754.84, 40,132.71 and 10,122.71 is: 15,184.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.84 : 40,132.71 = 10,122.71 : x
  2. Step 2: Convert to fraction form
    26,754.84/40,132.71 = 10,122.71/x
  3. Step 3: Cross multiply
    26,754.84x = 40,132.71 × 10,122.71
  4. Step 4: Simplify right side
    26,754.84x = 406,251,584.18
  5. Step 5: Solve for x
    x = 406,251,584.18/26,754.84
  6. Step 6: Final answer
    x = 15,184.23

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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.