Home / 28,499.33-39,340.05-25,509.89

Finding the Fourth Proportional to 28,499.33, 39,340.05 and 25,509.89

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Solution

The fourth proportional to 28,499.33, 39,340.05 and 25,509.89 is: 35,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,499.33 : 39,340.05 = 25,509.89 : x
  2. Step 2: Convert to fraction form
    28,499.33/39,340.05 = 25,509.89/x
  3. Step 3: Cross multiply
    28,499.33x = 39,340.05 × 25,509.89
  4. Step 4: Simplify right side
    28,499.33x = 1,003,560,348.09
  5. Step 5: Solve for x
    x = 1,003,560,348.09/28,499.33
  6. Step 6: Final answer
    x = 35,213.47

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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.