Home / 17,615.73-24,309.70-9,657.79

Finding the Fourth Proportional to 17,615.73, 24,309.70 and 9,657.79

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Solution

The fourth proportional to 17,615.73, 24,309.70 and 9,657.79 is: 13,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.73 : 24,309.70 = 9,657.79 : x
  2. Step 2: Convert to fraction form
    17,615.73/24,309.70 = 9,657.79/x
  3. Step 3: Cross multiply
    17,615.73x = 24,309.70 × 9,657.79
  4. Step 4: Simplify right side
    17,615.73x = 234,777,977.56
  5. Step 5: Solve for x
    x = 234,777,977.56/17,615.73
  6. Step 6: Final answer
    x = 13,327.75

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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.