Home / 17,175.47-25,729.65-11,837.70

Finding the Fourth Proportional to 17,175.47, 25,729.65 and 11,837.70

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Solution

The fourth proportional to 17,175.47, 25,729.65 and 11,837.70 is: 17,733.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.47 : 25,729.65 = 11,837.70 : x
  2. Step 2: Convert to fraction form
    17,175.47/25,729.65 = 11,837.70/x
  3. Step 3: Cross multiply
    17,175.47x = 25,729.65 × 11,837.70
  4. Step 4: Simplify right side
    17,175.47x = 304,579,877.81
  5. Step 5: Solve for x
    x = 304,579,877.81/17,175.47
  6. Step 6: Final answer
    x = 17,733.43

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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.