Home / 26,439.11-39,654.75-7,714.12

Finding the Fourth Proportional to 26,439.11, 39,654.75 and 7,714.12

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Solution

The fourth proportional to 26,439.11, 39,654.75 and 7,714.12 is: 11,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,439.11 : 39,654.75 = 7,714.12 : x
  2. Step 2: Convert to fraction form
    26,439.11/39,654.75 = 7,714.12/x
  3. Step 3: Cross multiply
    26,439.11x = 39,654.75 × 7,714.12
  4. Step 4: Simplify right side
    26,439.11x = 305,901,460.82
  5. Step 5: Solve for x
    x = 305,901,460.82/26,439.11
  6. Step 6: Final answer
    x = 11,570.04

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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.