Home / 31,224.33-43,089.30-17,077.28

Finding the Fourth Proportional to 31,224.33, 43,089.30 and 17,077.28

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Solution

The fourth proportional to 31,224.33, 43,089.30 and 17,077.28 is: 23,566.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,224.33 : 43,089.30 = 17,077.28 : x
  2. Step 2: Convert to fraction form
    31,224.33/43,089.30 = 17,077.28/x
  3. Step 3: Cross multiply
    31,224.33x = 43,089.30 × 17,077.28
  4. Step 4: Simplify right side
    31,224.33x = 735,847,825.66
  5. Step 5: Solve for x
    x = 735,847,825.66/31,224.33
  6. Step 6: Final answer
    x = 23,566.49

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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.