Home / 39,847.60-59,740.62-25,821.64

Finding the Fourth Proportional to 39,847.60, 59,740.62 and 25,821.64

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Solution

The fourth proportional to 39,847.60, 59,740.62 and 25,821.64 is: 38,712.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,847.60 : 59,740.62 = 25,821.64 : x
  2. Step 2: Convert to fraction form
    39,847.60/59,740.62 = 25,821.64/x
  3. Step 3: Cross multiply
    39,847.60x = 59,740.62 × 25,821.64
  4. Step 4: Simplify right side
    39,847.60x = 1,542,600,783.02
  5. Step 5: Solve for x
    x = 1,542,600,783.02/39,847.60
  6. Step 6: Final answer
    x = 38,712.51

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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.