Home / 25,907.85-38,854.49-7,183.35

Finding the Fourth Proportional to 25,907.85, 38,854.49 and 7,183.35

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Solution

The fourth proportional to 25,907.85, 38,854.49 and 7,183.35 is: 10,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,907.85 : 38,854.49 = 7,183.35 : x
  2. Step 2: Convert to fraction form
    25,907.85/38,854.49 = 7,183.35/x
  3. Step 3: Cross multiply
    25,907.85x = 38,854.49 × 7,183.35
  4. Step 4: Simplify right side
    25,907.85x = 279,105,364.82
  5. Step 5: Solve for x
    x = 279,105,364.82/25,907.85
  6. Step 6: Final answer
    x = 10,773.00

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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.