Home / 25,825.05-38,750.38-10,242.33

Finding the Fourth Proportional to 25,825.05, 38,750.38 and 10,242.33

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Solution

The fourth proportional to 25,825.05, 38,750.38 and 10,242.33 is: 15,368.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.05 : 38,750.38 = 10,242.33 : x
  2. Step 2: Convert to fraction form
    25,825.05/38,750.38 = 10,242.33/x
  3. Step 3: Cross multiply
    25,825.05x = 38,750.38 × 10,242.33
  4. Step 4: Simplify right side
    25,825.05x = 396,894,179.59
  5. Step 5: Solve for x
    x = 396,894,179.59/25,825.05
  6. Step 6: Final answer
    x = 15,368.57

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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.