Home / 34,767.81-47,976.62-19,658.37

Finding the Fourth Proportional to 34,767.81, 47,976.62 and 19,658.37

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Solution

The fourth proportional to 34,767.81, 47,976.62 and 19,658.37 is: 27,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,767.81 : 47,976.62 = 19,658.37 : x
  2. Step 2: Convert to fraction form
    34,767.81/47,976.62 = 19,658.37/x
  3. Step 3: Cross multiply
    34,767.81x = 47,976.62 × 19,658.37
  4. Step 4: Simplify right side
    34,767.81x = 943,142,049.02
  5. Step 5: Solve for x
    x = 943,142,049.02/34,767.81
  6. Step 6: Final answer
    x = 27,126.88

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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.