Home / 15,650.14-21,597.63-8,577.04

Finding the Fourth Proportional to 15,650.14, 21,597.63 and 8,577.04

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Solution

The fourth proportional to 15,650.14, 21,597.63 and 8,577.04 is: 11,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,650.14 : 21,597.63 = 8,577.04 : x
  2. Step 2: Convert to fraction form
    15,650.14/21,597.63 = 8,577.04/x
  3. Step 3: Cross multiply
    15,650.14x = 21,597.63 × 8,577.04
  4. Step 4: Simplify right side
    15,650.14x = 185,243,736.42
  5. Step 5: Solve for x
    x = 185,243,736.42/15,650.14
  6. Step 6: Final answer
    x = 11,836.55

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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.