Home / 39,857.60-59,735.20-16,500.16

Finding the Fourth Proportional to 39,857.60, 59,735.20 and 16,500.16

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Solution

The fourth proportional to 39,857.60, 59,735.20 and 16,500.16 is: 24,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,857.60 : 59,735.20 = 16,500.16 : x
  2. Step 2: Convert to fraction form
    39,857.60/59,735.20 = 16,500.16/x
  3. Step 3: Cross multiply
    39,857.60x = 59,735.20 × 16,500.16
  4. Step 4: Simplify right side
    39,857.60x = 985,640,357.63
  5. Step 5: Solve for x
    x = 985,640,357.63/39,857.60
  6. Step 6: Final answer
    x = 24,729.04

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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.