Home / 26,115.49-39,086.61-23,780.89

Finding the Fourth Proportional to 26,115.49, 39,086.61 and 23,780.89

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Solution

The fourth proportional to 26,115.49, 39,086.61 and 23,780.89 is: 35,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115.49 : 39,086.61 = 23,780.89 : x
  2. Step 2: Convert to fraction form
    26,115.49/39,086.61 = 23,780.89/x
  3. Step 3: Cross multiply
    26,115.49x = 39,086.61 × 23,780.89
  4. Step 4: Simplify right side
    26,115.49x = 929,514,372.88
  5. Step 5: Solve for x
    x = 929,514,372.88/26,115.49
  6. Step 6: Final answer
    x = 35,592.45

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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.