Home / 17,220.53-25,829.89-5,532.84

Finding the Fourth Proportional to 17,220.53, 25,829.89 and 5,532.84

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Solution

The fourth proportional to 17,220.53, 25,829.89 and 5,532.84 is: 8,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.53 : 25,829.89 = 5,532.84 : x
  2. Step 2: Convert to fraction form
    17,220.53/25,829.89 = 5,532.84/x
  3. Step 3: Cross multiply
    17,220.53x = 25,829.89 × 5,532.84
  4. Step 4: Simplify right side
    17,220.53x = 142,912,634.76
  5. Step 5: Solve for x
    x = 142,912,634.76/17,220.53
  6. Step 6: Final answer
    x = 8,298.97

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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.