Home / 17,243.12-23,794.85-9,689.77

Finding the Fourth Proportional to 17,243.12, 23,794.85 and 9,689.77

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Solution

The fourth proportional to 17,243.12, 23,794.85 and 9,689.77 is: 13,371.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243.12 : 23,794.85 = 9,689.77 : x
  2. Step 2: Convert to fraction form
    17,243.12/23,794.85 = 9,689.77/x
  3. Step 3: Cross multiply
    17,243.12x = 23,794.85 × 9,689.77
  4. Step 4: Simplify right side
    17,243.12x = 230,566,677.65
  5. Step 5: Solve for x
    x = 230,566,677.65/17,243.12
  6. Step 6: Final answer
    x = 13,371.52

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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.