Home / 34,844.71-48,086.76-20,505.64

Finding the Fourth Proportional to 34,844.71, 48,086.76 and 20,505.64

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Solution

The fourth proportional to 34,844.71, 48,086.76 and 20,505.64 is: 28,298.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,844.71 : 48,086.76 = 20,505.64 : x
  2. Step 2: Convert to fraction form
    34,844.71/48,086.76 = 20,505.64/x
  3. Step 3: Cross multiply
    34,844.71x = 48,086.76 × 20,505.64
  4. Step 4: Simplify right side
    34,844.71x = 986,049,789.33
  5. Step 5: Solve for x
    x = 986,049,789.33/34,844.71
  6. Step 6: Final answer
    x = 28,298.41

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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.