Home / 34,332.21-47,375.28-19,993.68

Finding the Fourth Proportional to 34,332.21, 47,375.28 and 19,993.68

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Solution

The fourth proportional to 34,332.21, 47,375.28 and 19,993.68 is: 27,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,332.21 : 47,375.28 = 19,993.68 : x
  2. Step 2: Convert to fraction form
    34,332.21/47,375.28 = 19,993.68/x
  3. Step 3: Cross multiply
    34,332.21x = 47,375.28 × 19,993.68
  4. Step 4: Simplify right side
    34,332.21x = 947,206,188.23
  5. Step 5: Solve for x
    x = 947,206,188.23/34,332.21
  6. Step 6: Final answer
    x = 27,589.43

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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.