Home / 25,329.88-37,974.32-10,549.90

Finding the Fourth Proportional to 25,329.88, 37,974.32 and 10,549.90

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Solution

The fourth proportional to 25,329.88, 37,974.32 and 10,549.90 is: 15,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.88 : 37,974.32 = 10,549.90 : x
  2. Step 2: Convert to fraction form
    25,329.88/37,974.32 = 10,549.90/x
  3. Step 3: Cross multiply
    25,329.88x = 37,974.32 × 10,549.90
  4. Step 4: Simplify right side
    25,329.88x = 400,625,130.88
  5. Step 5: Solve for x
    x = 400,625,130.88/25,329.88
  6. Step 6: Final answer
    x = 15,816.31

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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.