Home / 40,542.48-60,845.04-20,838.24

Finding the Fourth Proportional to 40,542.48, 60,845.04 and 20,838.24

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Solution

The fourth proportional to 40,542.48, 60,845.04 and 20,838.24 is: 31,273.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,542.48 : 60,845.04 = 20,838.24 : x
  2. Step 2: Convert to fraction form
    40,542.48/60,845.04 = 20,838.24/x
  3. Step 3: Cross multiply
    40,542.48x = 60,845.04 × 20,838.24
  4. Step 4: Simplify right side
    40,542.48x = 1,267,903,546.33
  5. Step 5: Solve for x
    x = 1,267,903,546.33/40,542.48
  6. Step 6: Final answer
    x = 31,273.46

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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.