Home / 17,947.29-24,767.24-9,989.33

Finding the Fourth Proportional to 17,947.29, 24,767.24 and 9,989.33

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Solution

The fourth proportional to 17,947.29, 24,767.24 and 9,989.33 is: 13,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.29 : 24,767.24 = 9,989.33 : x
  2. Step 2: Convert to fraction form
    17,947.29/24,767.24 = 9,989.33/x
  3. Step 3: Cross multiply
    17,947.29x = 24,767.24 × 9,989.33
  4. Step 4: Simplify right side
    17,947.29x = 247,407,959.77
  5. Step 5: Solve for x
    x = 247,407,959.77/17,947.29
  6. Step 6: Final answer
    x = 13,785.25

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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.