Home / 39,539.30-59,311.11-13,241.66

Finding the Fourth Proportional to 39,539.30, 59,311.11 and 13,241.66

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Solution

The fourth proportional to 39,539.30, 59,311.11 and 13,241.66 is: 19,863.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,539.30 : 59,311.11 = 13,241.66 : x
  2. Step 2: Convert to fraction form
    39,539.30/59,311.11 = 13,241.66/x
  3. Step 3: Cross multiply
    39,539.30x = 59,311.11 × 13,241.66
  4. Step 4: Simplify right side
    39,539.30x = 785,377,552.84
  5. Step 5: Solve for x
    x = 785,377,552.84/39,539.30
  6. Step 6: Final answer
    x = 19,863.21

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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.