Home / 39,794.06-59,691.78-13,499.48

Finding the Fourth Proportional to 39,794.06, 59,691.78 and 13,499.48

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Solution

The fourth proportional to 39,794.06, 59,691.78 and 13,499.48 is: 20,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,794.06 : 59,691.78 = 13,499.48 : x
  2. Step 2: Convert to fraction form
    39,794.06/59,691.78 = 13,499.48/x
  3. Step 3: Cross multiply
    39,794.06x = 59,691.78 × 13,499.48
  4. Step 4: Simplify right side
    39,794.06x = 805,807,990.27
  5. Step 5: Solve for x
    x = 805,807,990.27/39,794.06
  6. Step 6: Final answer
    x = 20,249.45

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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.