Home / 33,267.70-49,901.55-20,145.70

Finding the Fourth Proportional to 33,267.70, 49,901.55 and 20,145.70

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Solution

The fourth proportional to 33,267.70, 49,901.55 and 20,145.70 is: 30,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267.70 : 49,901.55 = 20,145.70 : x
  2. Step 2: Convert to fraction form
    33,267.70/49,901.55 = 20,145.70/x
  3. Step 3: Cross multiply
    33,267.70x = 49,901.55 × 20,145.70
  4. Step 4: Simplify right side
    33,267.70x = 1,005,301,655.84
  5. Step 5: Solve for x
    x = 1,005,301,655.84/33,267.70
  6. Step 6: Final answer
    x = 30,218.55

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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.