Home / 19,576.64-29,366.04-7,888.52

Finding the Fourth Proportional to 19,576.64, 29,366.04 and 7,888.52

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Solution

The fourth proportional to 19,576.64, 29,366.04 and 7,888.52 is: 11,833.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.64 : 29,366.04 = 7,888.52 : x
  2. Step 2: Convert to fraction form
    19,576.64/29,366.04 = 7,888.52/x
  3. Step 3: Cross multiply
    19,576.64x = 29,366.04 × 7,888.52
  4. Step 4: Simplify right side
    19,576.64x = 231,654,593.86
  5. Step 5: Solve for x
    x = 231,654,593.86/19,576.64
  6. Step 6: Final answer
    x = 11,833.22

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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.