Home / 15,360.54-23,048.24-7,469.79

Finding the Fourth Proportional to 15,360.54, 23,048.24 and 7,469.79

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Solution

The fourth proportional to 15,360.54, 23,048.24 and 7,469.79 is: 11,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.54 : 23,048.24 = 7,469.79 : x
  2. Step 2: Convert to fraction form
    15,360.54/23,048.24 = 7,469.79/x
  3. Step 3: Cross multiply
    15,360.54x = 23,048.24 × 7,469.79
  4. Step 4: Simplify right side
    15,360.54x = 172,165,475.32
  5. Step 5: Solve for x
    x = 172,165,475.32/15,360.54
  6. Step 6: Final answer
    x = 11,208.30

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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.