Home / 39,474.54-59,209.38-13,177.08

Finding the Fourth Proportional to 39,474.54, 59,209.38 and 13,177.08

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Solution

The fourth proportional to 39,474.54, 59,209.38 and 13,177.08 is: 19,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,474.54 : 59,209.38 = 13,177.08 : x
  2. Step 2: Convert to fraction form
    39,474.54/59,209.38 = 13,177.08/x
  3. Step 3: Cross multiply
    39,474.54x = 59,209.38 × 13,177.08
  4. Step 4: Simplify right side
    39,474.54x = 780,206,737.01
  5. Step 5: Solve for x
    x = 780,206,737.01/39,474.54
  6. Step 6: Final answer
    x = 19,764.81

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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.