Home / 39,786.69-59,675.58-10,205.22

Finding the Fourth Proportional to 39,786.69, 59,675.58 and 10,205.22

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Solution

The fourth proportional to 39,786.69, 59,675.58 and 10,205.22 is: 15,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.69 : 59,675.58 = 10,205.22 : x
  2. Step 2: Convert to fraction form
    39,786.69/59,675.58 = 10,205.22/x
  3. Step 3: Cross multiply
    39,786.69x = 59,675.58 × 10,205.22
  4. Step 4: Simplify right side
    39,786.69x = 609,002,422.53
  5. Step 5: Solve for x
    x = 609,002,422.53/39,786.69
  6. Step 6: Final answer
    x = 15,306.69

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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.