Home / 17,947.28-24,767.87-10,778.33

Finding the Fourth Proportional to 17,947.28, 24,767.87 and 10,778.33

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Solution

The fourth proportional to 17,947.28, 24,767.87 and 10,778.33 is: 14,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.28 : 24,767.87 = 10,778.33 : x
  2. Step 2: Convert to fraction form
    17,947.28/24,767.87 = 10,778.33/x
  3. Step 3: Cross multiply
    17,947.28x = 24,767.87 × 10,778.33
  4. Step 4: Simplify right side
    17,947.28x = 266,956,098.53
  5. Step 5: Solve for x
    x = 266,956,098.53/17,947.28
  6. Step 6: Final answer
    x = 14,874.46

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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.