Home / 17,165.67-23,691.14-10,455.23

Finding the Fourth Proportional to 17,165.67, 23,691.14 and 10,455.23

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Solution

The fourth proportional to 17,165.67, 23,691.14 and 10,455.23 is: 14,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,165.67 : 23,691.14 = 10,455.23 : x
  2. Step 2: Convert to fraction form
    17,165.67/23,691.14 = 10,455.23/x
  3. Step 3: Cross multiply
    17,165.67x = 23,691.14 × 10,455.23
  4. Step 4: Simplify right side
    17,165.67x = 247,696,146.93
  5. Step 5: Solve for x
    x = 247,696,146.93/17,165.67
  6. Step 6: Final answer
    x = 14,429.74

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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.