Home / 19,632.24-29,456.16-7,153.11

Finding the Fourth Proportional to 19,632.24, 29,456.16 and 7,153.11

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Solution

The fourth proportional to 19,632.24, 29,456.16 and 7,153.11 is: 10,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.24 : 29,456.16 = 7,153.11 : x
  2. Step 2: Convert to fraction form
    19,632.24/29,456.16 = 7,153.11/x
  3. Step 3: Cross multiply
    19,632.24x = 29,456.16 × 7,153.11
  4. Step 4: Simplify right side
    19,632.24x = 210,703,152.66
  5. Step 5: Solve for x
    x = 210,703,152.66/19,632.24
  6. Step 6: Final answer
    x = 10,732.51

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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.