Home / 31,254.03-43,128.90-17,104.14

Finding the Fourth Proportional to 31,254.03, 43,128.90 and 17,104.14

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Solution

The fourth proportional to 31,254.03, 43,128.90 and 17,104.14 is: 23,602.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.03 : 43,128.90 = 17,104.14 : x
  2. Step 2: Convert to fraction form
    31,254.03/43,128.90 = 17,104.14/x
  3. Step 3: Cross multiply
    31,254.03x = 43,128.90 × 17,104.14
  4. Step 4: Simplify right side
    31,254.03x = 737,682,743.65
  5. Step 5: Solve for x
    x = 737,682,743.65/31,254.03
  6. Step 6: Final answer
    x = 23,602.80

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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.