Home / 17,216.75-25,822.70-5,528.45

Finding the Fourth Proportional to 17,216.75, 25,822.70 and 5,528.45

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Solution

The fourth proportional to 17,216.75, 25,822.70 and 5,528.45 is: 8,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.75 : 25,822.70 = 5,528.45 : x
  2. Step 2: Convert to fraction form
    17,216.75/25,822.70 = 5,528.45/x
  3. Step 3: Cross multiply
    17,216.75x = 25,822.70 × 5,528.45
  4. Step 4: Simplify right side
    17,216.75x = 142,759,505.82
  5. Step 5: Solve for x
    x = 142,759,505.82/17,216.75
  6. Step 6: Final answer
    x = 8,291.90

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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.