Home / 39,910.42-59,860.74-10,325.80

Finding the Fourth Proportional to 39,910.42, 59,860.74 and 10,325.80

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Solution

The fourth proportional to 39,910.42, 59,860.74 and 10,325.80 is: 15,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,910.42 : 59,860.74 = 10,325.80 : x
  2. Step 2: Convert to fraction form
    39,910.42/59,860.74 = 10,325.80/x
  3. Step 3: Cross multiply
    39,910.42x = 59,860.74 × 10,325.80
  4. Step 4: Simplify right side
    39,910.42x = 618,110,029.09
  5. Step 5: Solve for x
    x = 618,110,029.09/39,910.42
  6. Step 6: Final answer
    x = 15,487.43

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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.