Home / 15,763.28-21,753.04-8,593.24

Finding the Fourth Proportional to 15,763.28, 21,753.04 and 8,593.24

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Solution

The fourth proportional to 15,763.28, 21,753.04 and 8,593.24 is: 11,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763.28 : 21,753.04 = 8,593.24 : x
  2. Step 2: Convert to fraction form
    15,763.28/21,753.04 = 8,593.24/x
  3. Step 3: Cross multiply
    15,763.28x = 21,753.04 × 8,593.24
  4. Step 4: Simplify right side
    15,763.28x = 186,929,093.45
  5. Step 5: Solve for x
    x = 186,929,093.45/15,763.28
  6. Step 6: Final answer
    x = 11,858.52

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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.