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Finding the Fourth Proportional to 39,991.53, 60,048.95 and 33,832.47

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Solution

The fourth proportional to 39,991.53, 60,048.95 and 33,832.47 is: 50,800.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,991.53 : 60,048.95 = 33,832.47 : x
  2. Step 2: Convert to fraction form
    39,991.53/60,048.95 = 33,832.47/x
  3. Step 3: Cross multiply
    39,991.53x = 60,048.95 × 33,832.47
  4. Step 4: Simplify right side
    39,991.53x = 2,031,604,130.24
  5. Step 5: Solve for x
    x = 2,031,604,130.24/39,991.53
  6. Step 6: Final answer
    x = 50,800.86

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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.