Home / 25,178.06-37,759.26-9,165.72

Finding the Fourth Proportional to 25,178.06, 37,759.26 and 9,165.72

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Solution

The fourth proportional to 25,178.06, 37,759.26 and 9,165.72 is: 13,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,178.06 : 37,759.26 = 9,165.72 : x
  2. Step 2: Convert to fraction form
    25,178.06/37,759.26 = 9,165.72/x
  3. Step 3: Cross multiply
    25,178.06x = 37,759.26 × 9,165.72
  4. Step 4: Simplify right side
    25,178.06x = 346,090,804.57
  5. Step 5: Solve for x
    x = 346,090,804.57/25,178.06
  6. Step 6: Final answer
    x = 13,745.73

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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.