Home / 15,448.16-23,172-3,761.36

Finding the Fourth Proportional to 15,448.16, 23,172 and 3,761.36

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Solution

The fourth proportional to 15,448.16, 23,172 and 3,761.36 is: 5,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.16 : 23,172 = 3,761.36 : x
  2. Step 2: Convert to fraction form
    15,448.16/23,172 = 3,761.36/x
  3. Step 3: Cross multiply
    15,448.16x = 23,172 × 3,761.36
  4. Step 4: Simplify right side
    15,448.16x = 87,158,233.92
  5. Step 5: Solve for x
    x = 87,158,233.92/15,448.16
  6. Step 6: Final answer
    x = 5,641.98

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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.