Home / 25,146-37,720.82-7,617.19

Finding the Fourth Proportional to 25,146, 37,720.82 and 7,617.19

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Solution

The fourth proportional to 25,146, 37,720.82 and 7,617.19 is: 11,426.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,146 : 37,720.82 = 7,617.19 : x
  2. Step 2: Convert to fraction form
    25,146/37,720.82 = 7,617.19/x
  3. Step 3: Cross multiply
    25,146x = 37,720.82 × 7,617.19
  4. Step 4: Simplify right side
    25,146x = 287,326,652.90
  5. Step 5: Solve for x
    x = 287,326,652.90/25,146
  6. Step 6: Final answer
    x = 11,426.34

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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.