Home / 39,240.25-58,868.57-12,963.44

Finding the Fourth Proportional to 39,240.25, 58,868.57 and 12,963.44

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Solution

The fourth proportional to 39,240.25, 58,868.57 and 12,963.44 is: 19,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,240.25 : 58,868.57 = 12,963.44 : x
  2. Step 2: Convert to fraction form
    39,240.25/58,868.57 = 12,963.44/x
  3. Step 3: Cross multiply
    39,240.25x = 58,868.57 × 12,963.44
  4. Step 4: Simplify right side
    39,240.25x = 763,139,354.66
  5. Step 5: Solve for x
    x = 763,139,354.66/39,240.25
  6. Step 6: Final answer
    x = 19,447.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.