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Finding the Fourth Proportional to 17,275.68, 25,913.16 and 4,963.68

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Solution

The fourth proportional to 17,275.68, 25,913.16 and 4,963.68 is: 7,445.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,275.68 : 25,913.16 = 4,963.68 : x
  2. Step 2: Convert to fraction form
    17,275.68/25,913.16 = 4,963.68/x
  3. Step 3: Cross multiply
    17,275.68x = 25,913.16 × 4,963.68
  4. Step 4: Simplify right side
    17,275.68x = 128,624,634.03
  5. Step 5: Solve for x
    x = 128,624,634.03/17,275.68
  6. Step 6: Final answer
    x = 7,445.42

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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.