Home / 15,592.62-21,518.30-8,519.52

Finding the Fourth Proportional to 15,592.62, 21,518.30 and 8,519.52

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Solution

The fourth proportional to 15,592.62, 21,518.30 and 8,519.52 is: 11,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.62 : 21,518.30 = 8,519.52 : x
  2. Step 2: Convert to fraction form
    15,592.62/21,518.30 = 8,519.52/x
  3. Step 3: Cross multiply
    15,592.62x = 21,518.30 × 8,519.52
  4. Step 4: Simplify right side
    15,592.62x = 183,325,587.22
  5. Step 5: Solve for x
    x = 183,325,587.22/15,592.62
  6. Step 6: Final answer
    x = 11,757.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.