Home / 34,399.69-47,471.65-20,069.37

Finding the Fourth Proportional to 34,399.69, 47,471.65 and 20,069.37

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Solution

The fourth proportional to 34,399.69, 47,471.65 and 20,069.37 is: 27,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,399.69 : 47,471.65 = 20,069.37 : x
  2. Step 2: Convert to fraction form
    34,399.69/47,471.65 = 20,069.37/x
  3. Step 3: Cross multiply
    34,399.69x = 47,471.65 × 20,069.37
  4. Step 4: Simplify right side
    34,399.69x = 952,726,192.24
  5. Step 5: Solve for x
    x = 952,726,192.24/34,399.69
  6. Step 6: Final answer
    x = 27,695.78

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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.