Home / 39,836.88-59,754.78-13,559.94

Finding the Fourth Proportional to 39,836.88, 59,754.78 and 13,559.94

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Solution

The fourth proportional to 39,836.88, 59,754.78 and 13,559.94 is: 20,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.88 : 59,754.78 = 13,559.94 : x
  2. Step 2: Convert to fraction form
    39,836.88/59,754.78 = 13,559.94/x
  3. Step 3: Cross multiply
    39,836.88x = 59,754.78 × 13,559.94
  4. Step 4: Simplify right side
    39,836.88x = 810,271,231.51
  5. Step 5: Solve for x
    x = 810,271,231.51/39,836.88
  6. Step 6: Final answer
    x = 20,339.73

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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.