Home / 21,587.05-32,359.79-11,062.04

Finding the Fourth Proportional to 21,587.05, 32,359.79 and 11,062.04

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Solution

The fourth proportional to 21,587.05, 32,359.79 and 11,062.04 is: 16,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,587.05 : 32,359.79 = 11,062.04 : x
  2. Step 2: Convert to fraction form
    21,587.05/32,359.79 = 11,062.04/x
  3. Step 3: Cross multiply
    21,587.05x = 32,359.79 × 11,062.04
  4. Step 4: Simplify right side
    21,587.05x = 357,965,399.93
  5. Step 5: Solve for x
    x = 357,965,399.93/21,587.05
  6. Step 6: Final answer
    x = 16,582.42

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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.