Home / 17,750.38-26,639.34-6,667.15

Finding the Fourth Proportional to 17,750.38, 26,639.34 and 6,667.15

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Solution

The fourth proportional to 17,750.38, 26,639.34 and 6,667.15 is: 10,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.38 : 26,639.34 = 6,667.15 : x
  2. Step 2: Convert to fraction form
    17,750.38/26,639.34 = 6,667.15/x
  3. Step 3: Cross multiply
    17,750.38x = 26,639.34 × 6,667.15
  4. Step 4: Simplify right side
    17,750.38x = 177,608,475.68
  5. Step 5: Solve for x
    x = 177,608,475.68/17,750.38
  6. Step 6: Final answer
    x = 10,005.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.