Home / 17,347.30-23,939.39-9,690.57

Finding the Fourth Proportional to 17,347.30, 23,939.39 and 9,690.57

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Solution

The fourth proportional to 17,347.30, 23,939.39 and 9,690.57 is: 13,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,347.30 : 23,939.39 = 9,690.57 : x
  2. Step 2: Convert to fraction form
    17,347.30/23,939.39 = 9,690.57/x
  3. Step 3: Cross multiply
    17,347.30x = 23,939.39 × 9,690.57
  4. Step 4: Simplify right side
    17,347.30x = 231,986,452.96
  5. Step 5: Solve for x
    x = 231,986,452.96/17,347.30
  6. Step 6: Final answer
    x = 13,373.06

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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.