Home / 31,022.26-42,811.54-17,590.97

Finding the Fourth Proportional to 31,022.26, 42,811.54 and 17,590.97

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Solution

The fourth proportional to 31,022.26, 42,811.54 and 17,590.97 is: 24,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,022.26 : 42,811.54 = 17,590.97 : x
  2. Step 2: Convert to fraction form
    31,022.26/42,811.54 = 17,590.97/x
  3. Step 3: Cross multiply
    31,022.26x = 42,811.54 × 17,590.97
  4. Step 4: Simplify right side
    31,022.26x = 753,096,578.85
  5. Step 5: Solve for x
    x = 753,096,578.85/31,022.26
  6. Step 6: Final answer
    x = 24,276.01

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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.