Home / 17,643.86-24,348.90-9,686.06

Finding the Fourth Proportional to 17,643.86, 24,348.90 and 9,686.06

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Solution

The fourth proportional to 17,643.86, 24,348.90 and 9,686.06 is: 13,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,643.86 : 24,348.90 = 9,686.06 : x
  2. Step 2: Convert to fraction form
    17,643.86/24,348.90 = 9,686.06/x
  3. Step 3: Cross multiply
    17,643.86x = 24,348.90 × 9,686.06
  4. Step 4: Simplify right side
    17,643.86x = 235,844,906.33
  5. Step 5: Solve for x
    x = 235,844,906.33/17,643.86
  6. Step 6: Final answer
    x = 13,366.97

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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.