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Finding the Fourth Proportional to 23,615.76, 35,375.74 and 10,947.70

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Solution

The fourth proportional to 23,615.76, 35,375.74 and 10,947.70 is: 16,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,615.76 : 35,375.74 = 10,947.70 : x
  2. Step 2: Convert to fraction form
    23,615.76/35,375.74 = 10,947.70/x
  3. Step 3: Cross multiply
    23,615.76x = 35,375.74 × 10,947.70
  4. Step 4: Simplify right side
    23,615.76x = 387,282,988.80
  5. Step 5: Solve for x
    x = 387,282,988.80/23,615.76
  6. Step 6: Final answer
    x = 16,399.34

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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.