Home / 34,086.20-47,038.39-19,941.44

Finding the Fourth Proportional to 34,086.20, 47,038.39 and 19,941.44

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Solution

The fourth proportional to 34,086.20, 47,038.39 and 19,941.44 is: 27,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086.20 : 47,038.39 = 19,941.44 : x
  2. Step 2: Convert to fraction form
    34,086.20/47,038.39 = 19,941.44/x
  3. Step 3: Cross multiply
    34,086.20x = 47,038.39 × 19,941.44
  4. Step 4: Simplify right side
    34,086.20x = 938,012,946.84
  5. Step 5: Solve for x
    x = 938,012,946.84/34,086.20
  6. Step 6: Final answer
    x = 27,518.85

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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.