Home / 15,597.28-21,524.25-8,523.70

Finding the Fourth Proportional to 15,597.28, 21,524.25 and 8,523.70

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Solution

The fourth proportional to 15,597.28, 21,524.25 and 8,523.70 is: 11,762.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.28 : 21,524.25 = 8,523.70 : x
  2. Step 2: Convert to fraction form
    15,597.28/21,524.25 = 8,523.70/x
  3. Step 3: Cross multiply
    15,597.28x = 21,524.25 × 8,523.70
  4. Step 4: Simplify right side
    15,597.28x = 183,466,195.91
  5. Step 5: Solve for x
    x = 183,466,195.91/15,597.28
  6. Step 6: Final answer
    x = 11,762.71

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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.