Home / 17,709.55-24,439.82-10,998.88

Finding the Fourth Proportional to 17,709.55, 24,439.82 and 10,998.88

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Solution

The fourth proportional to 17,709.55, 24,439.82 and 10,998.88 is: 15,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709.55 : 24,439.82 = 10,998.88 : x
  2. Step 2: Convert to fraction form
    17,709.55/24,439.82 = 10,998.88/x
  3. Step 3: Cross multiply
    17,709.55x = 24,439.82 × 10,998.88
  4. Step 4: Simplify right side
    17,709.55x = 268,810,647.40
  5. Step 5: Solve for x
    x = 268,810,647.40/17,709.55
  6. Step 6: Final answer
    x = 15,178.85

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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.