Home / 39,993.86-55,173.20-23,223.62

Finding the Fourth Proportional to 39,993.86, 55,173.20 and 23,223.62

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Solution

The fourth proportional to 39,993.86, 55,173.20 and 23,223.62 is: 32,037.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,993.86 : 55,173.20 = 23,223.62 : x
  2. Step 2: Convert to fraction form
    39,993.86/55,173.20 = 23,223.62/x
  3. Step 3: Cross multiply
    39,993.86x = 55,173.20 × 23,223.62
  4. Step 4: Simplify right side
    39,993.86x = 1,281,321,430.98
  5. Step 5: Solve for x
    x = 1,281,321,430.98/39,993.86
  6. Step 6: Final answer
    x = 32,037.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.