Home / 47,200.41-65,135.20-25,979.22

Finding the Fourth Proportional to 47,200.41, 65,135.20 and 25,979.22

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Solution

The fourth proportional to 47,200.41, 65,135.20 and 25,979.22 is: 35,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,200.41 : 65,135.20 = 25,979.22 : x
  2. Step 2: Convert to fraction form
    47,200.41/65,135.20 = 25,979.22/x
  3. Step 3: Cross multiply
    47,200.41x = 65,135.20 × 25,979.22
  4. Step 4: Simplify right side
    47,200.41x = 1,692,161,690.54
  5. Step 5: Solve for x
    x = 1,692,161,690.54/47,200.41
  6. Step 6: Final answer
    x = 35,850.57

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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.