Home / 17,261.14-23,821.10-9,707.80

Finding the Fourth Proportional to 17,261.14, 23,821.10 and 9,707.80

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Solution

The fourth proportional to 17,261.14, 23,821.10 and 9,707.80 is: 13,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.14 : 23,821.10 = 9,707.80 : x
  2. Step 2: Convert to fraction form
    17,261.14/23,821.10 = 9,707.80/x
  3. Step 3: Cross multiply
    17,261.14x = 23,821.10 × 9,707.80
  4. Step 4: Simplify right side
    17,261.14x = 231,250,474.58
  5. Step 5: Solve for x
    x = 231,250,474.58/17,261.14
  6. Step 6: Final answer
    x = 13,397.17

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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.