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Finding the Fourth Proportional to 35,451.68, 48,894.32 and 25,880.88

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Solution

The fourth proportional to 35,451.68, 48,894.32 and 25,880.88 is: 35,694.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.68 : 48,894.32 = 25,880.88 : x
  2. Step 2: Convert to fraction form
    35,451.68/48,894.32 = 25,880.88/x
  3. Step 3: Cross multiply
    35,451.68x = 48,894.32 × 25,880.88
  4. Step 4: Simplify right side
    35,451.68x = 1,265,428,028.60
  5. Step 5: Solve for x
    x = 1,265,428,028.60/35,451.68
  6. Step 6: Final answer
    x = 35,694.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.