Home / 26,765.38-40,117.99-12,713.91

Finding the Fourth Proportional to 26,765.38, 40,117.99 and 12,713.91

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Solution

The fourth proportional to 26,765.38, 40,117.99 and 12,713.91 is: 19,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.38 : 40,117.99 = 12,713.91 : x
  2. Step 2: Convert to fraction form
    26,765.38/40,117.99 = 12,713.91/x
  3. Step 3: Cross multiply
    26,765.38x = 40,117.99 × 12,713.91
  4. Step 4: Simplify right side
    26,765.38x = 510,056,514.24
  5. Step 5: Solve for x
    x = 510,056,514.24/26,765.38
  6. Step 6: Final answer
    x = 19,056.58

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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.