Home / 31,795.20-43,879.41-17,648.01

Finding the Fourth Proportional to 31,795.20, 43,879.41 and 17,648.01

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Solution

The fourth proportional to 31,795.20, 43,879.41 and 17,648.01 is: 24,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.20 : 43,879.41 = 17,648.01 : x
  2. Step 2: Convert to fraction form
    31,795.20/43,879.41 = 17,648.01/x
  3. Step 3: Cross multiply
    31,795.20x = 43,879.41 × 17,648.01
  4. Step 4: Simplify right side
    31,795.20x = 774,384,266.47
  5. Step 5: Solve for x
    x = 774,384,266.47/31,795.20
  6. Step 6: Final answer
    x = 24,355.38

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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.