Home / 26,575.56-39,789.51-13,387.94

Finding the Fourth Proportional to 26,575.56, 39,789.51 and 13,387.94

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Solution

The fourth proportional to 26,575.56, 39,789.51 and 13,387.94 is: 20,044.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.56 : 39,789.51 = 13,387.94 : x
  2. Step 2: Convert to fraction form
    26,575.56/39,789.51 = 13,387.94/x
  3. Step 3: Cross multiply
    26,575.56x = 39,789.51 × 13,387.94
  4. Step 4: Simplify right side
    26,575.56x = 532,699,572.51
  5. Step 5: Solve for x
    x = 532,699,572.51/26,575.56
  6. Step 6: Final answer
    x = 20,044.72

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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.