Home / 31,169.10-43,013.70-17,022.36

Finding the Fourth Proportional to 31,169.10, 43,013.70 and 17,022.36

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Solution

The fourth proportional to 31,169.10, 43,013.70 and 17,022.36 is: 23,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,169.10 : 43,013.70 = 17,022.36 : x
  2. Step 2: Convert to fraction form
    31,169.10/43,013.70 = 17,022.36/x
  3. Step 3: Cross multiply
    31,169.10x = 43,013.70 × 17,022.36
  4. Step 4: Simplify right side
    31,169.10x = 732,194,686.33
  5. Step 5: Solve for x
    x = 732,194,686.33/31,169.10
  6. Step 6: Final answer
    x = 23,491.04

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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.