Home / 15,448.08-23,172.24-3,761.40

Finding the Fourth Proportional to 15,448.08, 23,172.24 and 3,761.40

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Solution

The fourth proportional to 15,448.08, 23,172.24 and 3,761.40 is: 5,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448.08 : 23,172.24 = 3,761.40 : x
  2. Step 2: Convert to fraction form
    15,448.08/23,172.24 = 3,761.40/x
  3. Step 3: Cross multiply
    15,448.08x = 23,172.24 × 3,761.40
  4. Step 4: Simplify right side
    15,448.08x = 87,160,063.54
  5. Step 5: Solve for x
    x = 87,160,063.54/15,448.08
  6. Step 6: Final answer
    x = 5,642.13

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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.