Home / 17,943.92-24,762.29-9,986.08

Finding the Fourth Proportional to 17,943.92, 24,762.29 and 9,986.08

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Solution

The fourth proportional to 17,943.92, 24,762.29 and 9,986.08 is: 13,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.92 : 24,762.29 = 9,986.08 : x
  2. Step 2: Convert to fraction form
    17,943.92/24,762.29 = 9,986.08/x
  3. Step 3: Cross multiply
    17,943.92x = 24,762.29 × 9,986.08
  4. Step 4: Simplify right side
    17,943.92x = 247,278,097.09
  5. Step 5: Solve for x
    x = 247,278,097.09/17,943.92
  6. Step 6: Final answer
    x = 13,780.60

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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.