Home / 34,086.25-47,039.03-19,941.85

Finding the Fourth Proportional to 34,086.25, 47,039.03 and 19,941.85

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Solution

The fourth proportional to 34,086.25, 47,039.03 and 19,941.85 is: 27,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086.25 : 47,039.03 = 19,941.85 : x
  2. Step 2: Convert to fraction form
    34,086.25/47,039.03 = 19,941.85/x
  3. Step 3: Cross multiply
    34,086.25x = 47,039.03 × 19,941.85
  4. Step 4: Simplify right side
    34,086.25x = 938,045,280.41
  5. Step 5: Solve for x
    x = 938,045,280.41/34,086.25
  6. Step 6: Final answer
    x = 27,519.76

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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.