Home / 26,081.84-39,127.72-8,552.72

Finding the Fourth Proportional to 26,081.84, 39,127.72 and 8,552.72

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Solution

The fourth proportional to 26,081.84, 39,127.72 and 8,552.72 is: 12,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081.84 : 39,127.72 = 8,552.72 : x
  2. Step 2: Convert to fraction form
    26,081.84/39,127.72 = 8,552.72/x
  3. Step 3: Cross multiply
    26,081.84x = 39,127.72 × 8,552.72
  4. Step 4: Simplify right side
    26,081.84x = 334,648,433.40
  5. Step 5: Solve for x
    x = 334,648,433.40/26,081.84
  6. Step 6: Final answer
    x = 12,830.71

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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.