Home / 28,675.92-43,021.56-25,934.16

Finding the Fourth Proportional to 28,675.92, 43,021.56 and 25,934.16

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Solution

The fourth proportional to 28,675.92, 43,021.56 and 25,934.16 is: 38,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675.92 : 43,021.56 = 25,934.16 : x
  2. Step 2: Convert to fraction form
    28,675.92/43,021.56 = 25,934.16/x
  3. Step 3: Cross multiply
    28,675.92x = 43,021.56 × 25,934.16
  4. Step 4: Simplify right side
    28,675.92x = 1,115,728,020.49
  5. Step 5: Solve for x
    x = 1,115,728,020.49/28,675.92
  6. Step 6: Final answer
    x = 38,908.19

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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.