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Finding the Fourth Proportional to 17,153.24, 25,706.58 and 7,280.14

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Solution

The fourth proportional to 17,153.24, 25,706.58 and 7,280.14 is: 10,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.24 : 25,706.58 = 7,280.14 : x
  2. Step 2: Convert to fraction form
    17,153.24/25,706.58 = 7,280.14/x
  3. Step 3: Cross multiply
    17,153.24x = 25,706.58 × 7,280.14
  4. Step 4: Simplify right side
    17,153.24x = 187,147,501.32
  5. Step 5: Solve for x
    x = 187,147,501.32/17,153.24
  6. Step 6: Final answer
    x = 10,910.33

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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.