Home / 25,187.77-37,757.01-9,381.21

Finding the Fourth Proportional to 25,187.77, 37,757.01 and 9,381.21

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Solution

The fourth proportional to 25,187.77, 37,757.01 and 9,381.21 is: 14,062.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,187.77 : 37,757.01 = 9,381.21 : x
  2. Step 2: Convert to fraction form
    25,187.77/37,757.01 = 9,381.21/x
  3. Step 3: Cross multiply
    25,187.77x = 37,757.01 × 9,381.21
  4. Step 4: Simplify right side
    25,187.77x = 354,206,439.78
  5. Step 5: Solve for x
    x = 354,206,439.78/25,187.77
  6. Step 6: Final answer
    x = 14,062.64

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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.