Home / 39,682.56-59,524.08-13,387.52

Finding the Fourth Proportional to 39,682.56, 59,524.08 and 13,387.52

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Solution

The fourth proportional to 39,682.56, 59,524.08 and 13,387.52 is: 20,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682.56 : 59,524.08 = 13,387.52 : x
  2. Step 2: Convert to fraction form
    39,682.56/59,524.08 = 13,387.52/x
  3. Step 3: Cross multiply
    39,682.56x = 59,524.08 × 13,387.52
  4. Step 4: Simplify right side
    39,682.56x = 796,879,811.48
  5. Step 5: Solve for x
    x = 796,879,811.48/39,682.56
  6. Step 6: Final answer
    x = 20,081.36

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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.