Home / 26,886.06-40,330.68-8,166.72

Finding the Fourth Proportional to 26,886.06, 40,330.68 and 8,166.72

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Solution

The fourth proportional to 26,886.06, 40,330.68 and 8,166.72 is: 12,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.06 : 40,330.68 = 8,166.72 : x
  2. Step 2: Convert to fraction form
    26,886.06/40,330.68 = 8,166.72/x
  3. Step 3: Cross multiply
    26,886.06x = 40,330.68 × 8,166.72
  4. Step 4: Simplify right side
    26,886.06x = 329,369,370.97
  5. Step 5: Solve for x
    x = 329,369,370.97/26,886.06
  6. Step 6: Final answer
    x = 12,250.56

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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.