Home / 34,496.64-47,604.78-20,350.80

Finding the Fourth Proportional to 34,496.64, 47,604.78 and 20,350.80

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Solution

The fourth proportional to 34,496.64, 47,604.78 and 20,350.80 is: 28,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,496.64 : 47,604.78 = 20,350.80 : x
  2. Step 2: Convert to fraction form
    34,496.64/47,604.78 = 20,350.80/x
  3. Step 3: Cross multiply
    34,496.64x = 47,604.78 × 20,350.80
  4. Step 4: Simplify right side
    34,496.64x = 968,795,356.82
  5. Step 5: Solve for x
    x = 968,795,356.82/34,496.64
  6. Step 6: Final answer
    x = 28,083.76

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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.