Home / 39,309.60-58,964.40-33,404.70

Finding the Fourth Proportional to 39,309.60, 58,964.40 and 33,404.70

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Solution

The fourth proportional to 39,309.60, 58,964.40 and 33,404.70 is: 50,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,309.60 : 58,964.40 = 33,404.70 : x
  2. Step 2: Convert to fraction form
    39,309.60/58,964.40 = 33,404.70/x
  3. Step 3: Cross multiply
    39,309.60x = 58,964.40 × 33,404.70
  4. Step 4: Simplify right side
    39,309.60x = 1,969,688,092.68
  5. Step 5: Solve for x
    x = 1,969,688,092.68/39,309.60
  6. Step 6: Final answer
    x = 50,107.05

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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.