Home / 15,395.40-23,079.24-5,532.36

Finding the Fourth Proportional to 15,395.40, 23,079.24 and 5,532.36

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Solution

The fourth proportional to 15,395.40, 23,079.24 and 5,532.36 is: 8,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,395.40 : 23,079.24 = 5,532.36 : x
  2. Step 2: Convert to fraction form
    15,395.40/23,079.24 = 5,532.36/x
  3. Step 3: Cross multiply
    15,395.40x = 23,079.24 × 5,532.36
  4. Step 4: Simplify right side
    15,395.40x = 127,682,664.21
  5. Step 5: Solve for x
    x = 127,682,664.21/15,395.40
  6. Step 6: Final answer
    x = 8,293.56

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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.