Home / 15,597.64-21,523.60-8,522.56

Finding the Fourth Proportional to 15,597.64, 21,523.60 and 8,522.56

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Solution

The fourth proportional to 15,597.64, 21,523.60 and 8,522.56 is: 11,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.64 : 21,523.60 = 8,522.56 : x
  2. Step 2: Convert to fraction form
    15,597.64/21,523.60 = 8,522.56/x
  3. Step 3: Cross multiply
    15,597.64x = 21,523.60 × 8,522.56
  4. Step 4: Simplify right side
    15,597.64x = 183,436,172.42
  5. Step 5: Solve for x
    x = 183,436,172.42/15,597.64
  6. Step 6: Final answer
    x = 11,760.51

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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.