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Finding the Fourth Proportional to 17,014.78, 25,527.03 and 7,148.98

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Solution

The fourth proportional to 17,014.78, 25,527.03 and 7,148.98 is: 10,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,014.78 : 25,527.03 = 7,148.98 : x
  2. Step 2: Convert to fraction form
    17,014.78/25,527.03 = 7,148.98/x
  3. Step 3: Cross multiply
    17,014.78x = 25,527.03 × 7,148.98
  4. Step 4: Simplify right side
    17,014.78x = 182,492,226.93
  5. Step 5: Solve for x
    x = 182,492,226.93/17,014.78
  6. Step 6: Final answer
    x = 10,725.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.