Home / 25,850.25-38,775.42-7,382.25

Finding the Fourth Proportional to 25,850.25, 38,775.42 and 7,382.25

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Solution

The fourth proportional to 25,850.25, 38,775.42 and 7,382.25 is: 11,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,850.25 : 38,775.42 = 7,382.25 : x
  2. Step 2: Convert to fraction form
    25,850.25/38,775.42 = 7,382.25/x
  3. Step 3: Cross multiply
    25,850.25x = 38,775.42 × 7,382.25
  4. Step 4: Simplify right side
    25,850.25x = 286,249,844.30
  5. Step 5: Solve for x
    x = 286,249,844.30/25,850.25
  6. Step 6: Final answer
    x = 11,073.39

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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.