Home / 36,805.11-55,206.54-10,509.90

Finding the Fourth Proportional to 36,805.11, 55,206.54 and 10,509.90

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Solution

The fourth proportional to 36,805.11, 55,206.54 and 10,509.90 is: 15,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.11 : 55,206.54 = 10,509.90 : x
  2. Step 2: Convert to fraction form
    36,805.11/55,206.54 = 10,509.90/x
  3. Step 3: Cross multiply
    36,805.11x = 55,206.54 × 10,509.90
  4. Step 4: Simplify right side
    36,805.11x = 580,215,214.75
  5. Step 5: Solve for x
    x = 580,215,214.75/36,805.11
  6. Step 6: Final answer
    x = 15,764.53

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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.