Home / 29,146.09-40,215.07-17,203.02

Finding the Fourth Proportional to 29,146.09, 40,215.07 and 17,203.02

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Solution

The fourth proportional to 29,146.09, 40,215.07 and 17,203.02 is: 23,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,146.09 : 40,215.07 = 17,203.02 : x
  2. Step 2: Convert to fraction form
    29,146.09/40,215.07 = 17,203.02/x
  3. Step 3: Cross multiply
    29,146.09x = 40,215.07 × 17,203.02
  4. Step 4: Simplify right side
    29,146.09x = 691,820,675.02
  5. Step 5: Solve for x
    x = 691,820,675.02/29,146.09
  6. Step 6: Final answer
    x = 23,736.31

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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.