Home / 21,337.26-29,420.73-17,546.46

Finding the Fourth Proportional to 21,337.26, 29,420.73 and 17,546.46

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Solution

The fourth proportional to 21,337.26, 29,420.73 and 17,546.46 is: 24,193.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,337.26 : 29,420.73 = 17,546.46 : x
  2. Step 2: Convert to fraction form
    21,337.26/29,420.73 = 17,546.46/x
  3. Step 3: Cross multiply
    21,337.26x = 29,420.73 × 17,546.46
  4. Step 4: Simplify right side
    21,337.26x = 516,229,662.12
  5. Step 5: Solve for x
    x = 516,229,662.12/21,337.26
  6. Step 6: Final answer
    x = 24,193.81

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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.