Home / 25,174.32-37,767.12-7,405.44

Finding the Fourth Proportional to 25,174.32, 37,767.12 and 7,405.44

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Solution

The fourth proportional to 25,174.32, 37,767.12 and 7,405.44 is: 11,109.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.32 : 37,767.12 = 7,405.44 : x
  2. Step 2: Convert to fraction form
    25,174.32/37,767.12 = 7,405.44/x
  3. Step 3: Cross multiply
    25,174.32x = 37,767.12 × 7,405.44
  4. Step 4: Simplify right side
    25,174.32x = 279,682,141.13
  5. Step 5: Solve for x
    x = 279,682,141.13/25,174.32
  6. Step 6: Final answer
    x = 11,109.82

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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.