Home / 32,805.05-49,209.11-10,620.17

Finding the Fourth Proportional to 32,805.05, 49,209.11 and 10,620.17

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Solution

The fourth proportional to 32,805.05, 49,209.11 and 10,620.17 is: 15,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805.05 : 49,209.11 = 10,620.17 : x
  2. Step 2: Convert to fraction form
    32,805.05/49,209.11 = 10,620.17/x
  3. Step 3: Cross multiply
    32,805.05x = 49,209.11 × 10,620.17
  4. Step 4: Simplify right side
    32,805.05x = 522,608,814.60
  5. Step 5: Solve for x
    x = 522,608,814.60/32,805.05
  6. Step 6: Final answer
    x = 15,930.75

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1.5x scale

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.