Home / 40,390.33-60,597.86-20,682.84

Finding the Fourth Proportional to 40,390.33, 60,597.86 and 20,682.84

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Solution

The fourth proportional to 40,390.33, 60,597.86 and 20,682.84 is: 31,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,390.33 : 60,597.86 = 20,682.84 : x
  2. Step 2: Convert to fraction form
    40,390.33/60,597.86 = 20,682.84/x
  3. Step 3: Cross multiply
    40,390.33x = 60,597.86 × 20,682.84
  4. Step 4: Simplify right side
    40,390.33x = 1,253,335,842.72
  5. Step 5: Solve for x
    x = 1,253,335,842.72/40,390.33
  6. Step 6: Final answer
    x = 31,030.59

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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.