Home / 40,003.14-60,041.03-21,298.80

Finding the Fourth Proportional to 40,003.14, 60,041.03 and 21,298.80

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Solution

The fourth proportional to 40,003.14, 60,041.03 and 21,298.80 is: 31,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.14 : 60,041.03 = 21,298.80 : x
  2. Step 2: Convert to fraction form
    40,003.14/60,041.03 = 21,298.80/x
  3. Step 3: Cross multiply
    40,003.14x = 60,041.03 × 21,298.80
  4. Step 4: Simplify right side
    40,003.14x = 1,278,801,783.27
  5. Step 5: Solve for x
    x = 1,278,801,783.27/40,003.14
  6. Step 6: Final answer
    x = 31,967.54

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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.