Home / 59,445.46-82,021.26-40,327.84

Finding the Fourth Proportional to 59,445.46, 82,021.26 and 40,327.84

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Solution

The fourth proportional to 59,445.46, 82,021.26 and 40,327.84 is: 55,643.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,445.46 : 82,021.26 = 40,327.84 : x
  2. Step 2: Convert to fraction form
    59,445.46/82,021.26 = 40,327.84/x
  3. Step 3: Cross multiply
    59,445.46x = 82,021.26 × 40,327.84
  4. Step 4: Simplify right side
    59,445.46x = 3,307,740,249.88
  5. Step 5: Solve for x
    x = 3,307,740,249.88/59,445.46
  6. Step 6: Final answer
    x = 55,643.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.