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Finding the Fourth Proportional to 17,646.80, 26,463.65 and 10,634.72

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Solution

The fourth proportional to 17,646.80, 26,463.65 and 10,634.72 is: 15,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,646.80 : 26,463.65 = 10,634.72 : x
  2. Step 2: Convert to fraction form
    17,646.80/26,463.65 = 10,634.72/x
  3. Step 3: Cross multiply
    17,646.80x = 26,463.65 × 10,634.72
  4. Step 4: Simplify right side
    17,646.80x = 281,433,322.44
  5. Step 5: Solve for x
    x = 281,433,322.44/17,646.80
  6. Step 6: Final answer
    x = 15,948.13

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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.