Home / 26,286.84-39,432.15-8,273.52

Finding the Fourth Proportional to 26,286.84, 39,432.15 and 8,273.52

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Solution

The fourth proportional to 26,286.84, 39,432.15 and 8,273.52 is: 12,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,286.84 : 39,432.15 = 8,273.52 : x
  2. Step 2: Convert to fraction form
    26,286.84/39,432.15 = 8,273.52/x
  3. Step 3: Cross multiply
    26,286.84x = 39,432.15 × 8,273.52
  4. Step 4: Simplify right side
    26,286.84x = 326,242,681.67
  5. Step 5: Solve for x
    x = 326,242,681.67/26,286.84
  6. Step 6: Final answer
    x = 12,410.87

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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.