Home / 39,150.05-58,685.65-22,505.09

Finding the Fourth Proportional to 39,150.05, 58,685.65 and 22,505.09

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Solution

The fourth proportional to 39,150.05, 58,685.65 and 22,505.09 is: 33,734.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,150.05 : 58,685.65 = 22,505.09 : x
  2. Step 2: Convert to fraction form
    39,150.05/58,685.65 = 22,505.09/x
  3. Step 3: Cross multiply
    39,150.05x = 58,685.65 × 22,505.09
  4. Step 4: Simplify right side
    39,150.05x = 1,320,725,485.27
  5. Step 5: Solve for x
    x = 1,320,725,485.27/39,150.05
  6. Step 6: Final answer
    x = 33,734.97

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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.