Home / 39,375.18-59,074.18-12,725.24

Finding the Fourth Proportional to 39,375.18, 59,074.18 and 12,725.24

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Solution

The fourth proportional to 39,375.18, 59,074.18 and 12,725.24 is: 19,091.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.18 : 59,074.18 = 12,725.24 : x
  2. Step 2: Convert to fraction form
    39,375.18/59,074.18 = 12,725.24/x
  3. Step 3: Cross multiply
    39,375.18x = 59,074.18 × 12,725.24
  4. Step 4: Simplify right side
    39,375.18x = 751,732,791.12
  5. Step 5: Solve for x
    x = 751,732,791.12/39,375.18
  6. Step 6: Final answer
    x = 19,091.54

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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.