Home / 28,498.33-39,338.67-25,508.89

Finding the Fourth Proportional to 28,498.33, 39,338.67 and 25,508.89

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Solution

The fourth proportional to 28,498.33, 39,338.67 and 25,508.89 is: 35,212.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,498.33 : 39,338.67 = 25,508.89 : x
  2. Step 2: Convert to fraction form
    28,498.33/39,338.67 = 25,508.89/x
  3. Step 3: Cross multiply
    28,498.33x = 39,338.67 × 25,508.89
  4. Step 4: Simplify right side
    28,498.33x = 1,003,485,805.78
  5. Step 5: Solve for x
    x = 1,003,485,805.78/28,498.33
  6. Step 6: Final answer
    x = 35,212.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.