Home / 39,491.22-59,235.60-13,196.18

Finding the Fourth Proportional to 39,491.22, 59,235.60 and 13,196.18

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Solution

The fourth proportional to 39,491.22, 59,235.60 and 13,196.18 is: 19,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.22 : 59,235.60 = 13,196.18 : x
  2. Step 2: Convert to fraction form
    39,491.22/59,235.60 = 13,196.18/x
  3. Step 3: Cross multiply
    39,491.22x = 59,235.60 × 13,196.18
  4. Step 4: Simplify right side
    39,491.22x = 781,683,640.01
  5. Step 5: Solve for x
    x = 781,683,640.01/39,491.22
  6. Step 6: Final answer
    x = 19,793.86

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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.