Home / 26,042.56-39,078.05-11,047.35

Finding the Fourth Proportional to 26,042.56, 39,078.05 and 11,047.35

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Solution

The fourth proportional to 26,042.56, 39,078.05 and 11,047.35 is: 16,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,042.56 : 39,078.05 = 11,047.35 : x
  2. Step 2: Convert to fraction form
    26,042.56/39,078.05 = 11,047.35/x
  3. Step 3: Cross multiply
    26,042.56x = 39,078.05 × 11,047.35
  4. Step 4: Simplify right side
    26,042.56x = 431,708,895.67
  5. Step 5: Solve for x
    x = 431,708,895.67/26,042.56
  6. Step 6: Final answer
    x = 16,577.05

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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.