Home / 26,537.58-39,769.83-13,398.66

Finding the Fourth Proportional to 26,537.58, 39,769.83 and 13,398.66

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Solution

The fourth proportional to 26,537.58, 39,769.83 and 13,398.66 is: 20,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,537.58 : 39,769.83 = 13,398.66 : x
  2. Step 2: Convert to fraction form
    26,537.58/39,769.83 = 13,398.66/x
  3. Step 3: Cross multiply
    26,537.58x = 39,769.83 × 13,398.66
  4. Step 4: Simplify right side
    26,537.58x = 532,862,430.43
  5. Step 5: Solve for x
    x = 532,862,430.43/26,537.58
  6. Step 6: Final answer
    x = 20,079.54

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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.