Home / 33,338.17-49,982.28-20,187.28

Finding the Fourth Proportional to 33,338.17, 49,982.28 and 20,187.28

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Solution

The fourth proportional to 33,338.17, 49,982.28 and 20,187.28 is: 30,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,338.17 : 49,982.28 = 20,187.28 : x
  2. Step 2: Convert to fraction form
    33,338.17/49,982.28 = 20,187.28/x
  3. Step 3: Cross multiply
    33,338.17x = 49,982.28 × 20,187.28
  4. Step 4: Simplify right side
    33,338.17x = 1,009,006,281.40
  5. Step 5: Solve for x
    x = 1,009,006,281.40/33,338.17
  6. Step 6: Final answer
    x = 30,265.80

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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.