Home / 35,305.26-52,979.76-20,521.14

Finding the Fourth Proportional to 35,305.26, 52,979.76 and 20,521.14

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Solution

The fourth proportional to 35,305.26, 52,979.76 and 20,521.14 is: 30,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.26 : 52,979.76 = 20,521.14 : x
  2. Step 2: Convert to fraction form
    35,305.26/52,979.76 = 20,521.14/x
  3. Step 3: Cross multiply
    35,305.26x = 52,979.76 × 20,521.14
  4. Step 4: Simplify right side
    35,305.26x = 1,087,205,072.13
  5. Step 5: Solve for x
    x = 1,087,205,072.13/35,305.26
  6. Step 6: Final answer
    x = 30,794.42

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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.