Home / 34,617.60-51,920.64-11,241.12

Finding the Fourth Proportional to 34,617.60, 51,920.64 and 11,241.12

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Solution

The fourth proportional to 34,617.60, 51,920.64 and 11,241.12 is: 16,859.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,617.60 : 51,920.64 = 11,241.12 : x
  2. Step 2: Convert to fraction form
    34,617.60/51,920.64 = 11,241.12/x
  3. Step 3: Cross multiply
    34,617.60x = 51,920.64 × 11,241.12
  4. Step 4: Simplify right side
    34,617.60x = 583,646,144.72
  5. Step 5: Solve for x
    x = 583,646,144.72/34,617.60
  6. Step 6: Final answer
    x = 16,859.81

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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.