Home / 34,727.13-47,923.39-18,811.64

Finding the Fourth Proportional to 34,727.13, 47,923.39 and 18,811.64

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Solution

The fourth proportional to 34,727.13, 47,923.39 and 18,811.64 is: 25,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,727.13 : 47,923.39 = 18,811.64 : x
  2. Step 2: Convert to fraction form
    34,727.13/47,923.39 = 18,811.64/x
  3. Step 3: Cross multiply
    34,727.13x = 47,923.39 × 18,811.64
  4. Step 4: Simplify right side
    34,727.13x = 901,517,466.20
  5. Step 5: Solve for x
    x = 901,517,466.20/34,727.13
  6. Step 6: Final answer
    x = 25,960.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.