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Finding the Fourth Proportional to 17,255.84, 25,881.12 and 5,567.84

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Solution

The fourth proportional to 17,255.84, 25,881.12 and 5,567.84 is: 8,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255.84 : 25,881.12 = 5,567.84 : x
  2. Step 2: Convert to fraction form
    17,255.84/25,881.12 = 5,567.84/x
  3. Step 3: Cross multiply
    17,255.84x = 25,881.12 × 5,567.84
  4. Step 4: Simplify right side
    17,255.84x = 144,101,935.18
  5. Step 5: Solve for x
    x = 144,101,935.18/17,255.84
  6. Step 6: Final answer
    x = 8,350.91

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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.