Home / 17,208.34-25,816.20-5,521.48

Finding the Fourth Proportional to 17,208.34, 25,816.20 and 5,521.48

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Solution

The fourth proportional to 17,208.34, 25,816.20 and 5,521.48 is: 8,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208.34 : 25,816.20 = 5,521.48 : x
  2. Step 2: Convert to fraction form
    17,208.34/25,816.20 = 5,521.48/x
  3. Step 3: Cross multiply
    17,208.34x = 25,816.20 × 5,521.48
  4. Step 4: Simplify right side
    17,208.34x = 142,543,631.98
  5. Step 5: Solve for x
    x = 142,543,631.98/17,208.34
  6. Step 6: Final answer
    x = 8,283.40

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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.