Home / 17,241.08-23,791.21-9,686.81

Finding the Fourth Proportional to 17,241.08, 23,791.21 and 9,686.81

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Solution

The fourth proportional to 17,241.08, 23,791.21 and 9,686.81 is: 13,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,241.08 : 23,791.21 = 9,686.81 : x
  2. Step 2: Convert to fraction form
    17,241.08/23,791.21 = 9,686.81/x
  3. Step 3: Cross multiply
    17,241.08x = 23,791.21 × 9,686.81
  4. Step 4: Simplify right side
    17,241.08x = 230,460,882.51
  5. Step 5: Solve for x
    x = 230,460,882.51/17,241.08
  6. Step 6: Final answer
    x = 13,366.97

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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.