Home / 17,278.42-23,846.14-9,724.98

Finding the Fourth Proportional to 17,278.42, 23,846.14 and 9,724.98

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Solution

The fourth proportional to 17,278.42, 23,846.14 and 9,724.98 is: 13,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.42 : 23,846.14 = 9,724.98 : x
  2. Step 2: Convert to fraction form
    17,278.42/23,846.14 = 9,724.98/x
  3. Step 3: Cross multiply
    17,278.42x = 23,846.14 × 9,724.98
  4. Step 4: Simplify right side
    17,278.42x = 231,903,234.58
  5. Step 5: Solve for x
    x = 231,903,234.58/17,278.42
  6. Step 6: Final answer
    x = 13,421.55

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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.