Home / 32,640.44-48,969.23-13,921.52

Finding the Fourth Proportional to 32,640.44, 48,969.23 and 13,921.52

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Solution

The fourth proportional to 32,640.44, 48,969.23 and 13,921.52 is: 20,885.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,640.44 : 48,969.23 = 13,921.52 : x
  2. Step 2: Convert to fraction form
    32,640.44/48,969.23 = 13,921.52/x
  3. Step 3: Cross multiply
    32,640.44x = 48,969.23 × 13,921.52
  4. Step 4: Simplify right side
    32,640.44x = 681,725,800.38
  5. Step 5: Solve for x
    x = 681,725,800.38/32,640.44
  6. Step 6: Final answer
    x = 20,885.93

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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.