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Finding the Fourth Proportional to 26,751.60, 40,119.66 and 8,030.88

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Solution

The fourth proportional to 26,751.60, 40,119.66 and 8,030.88 is: 12,044.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,751.60 : 40,119.66 = 8,030.88 : x
  2. Step 2: Convert to fraction form
    26,751.60/40,119.66 = 8,030.88/x
  3. Step 3: Cross multiply
    26,751.60x = 40,119.66 × 8,030.88
  4. Step 4: Simplify right side
    26,751.60x = 322,196,175.10
  5. Step 5: Solve for x
    x = 322,196,175.10/26,751.60
  6. Step 6: Final answer
    x = 12,044.00

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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.