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Finding the Fourth Proportional to 23,891.40, 35,837.16 and 7,251.56

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Solution

The fourth proportional to 23,891.40, 35,837.16 and 7,251.56 is: 10,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.40 : 35,837.16 = 7,251.56 : x
  2. Step 2: Convert to fraction form
    23,891.40/35,837.16 = 7,251.56/x
  3. Step 3: Cross multiply
    23,891.40x = 35,837.16 × 7,251.56
  4. Step 4: Simplify right side
    23,891.40x = 259,875,315.97
  5. Step 5: Solve for x
    x = 259,875,315.97/23,891.40
  6. Step 6: Final answer
    x = 10,877.36

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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.