Home / 39,348.92-59,013.30-11,640.44

Finding the Fourth Proportional to 39,348.92, 59,013.30 and 11,640.44

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Solution

The fourth proportional to 39,348.92, 59,013.30 and 11,640.44 is: 17,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348.92 : 59,013.30 = 11,640.44 : x
  2. Step 2: Convert to fraction form
    39,348.92/59,013.30 = 11,640.44/x
  3. Step 3: Cross multiply
    39,348.92x = 59,013.30 × 11,640.44
  4. Step 4: Simplify right side
    39,348.92x = 686,940,777.85
  5. Step 5: Solve for x
    x = 686,940,777.85/39,348.92
  6. Step 6: Final answer
    x = 17,457.68

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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.