Home / 15,597.31-21,524.29-8,523.73

Finding the Fourth Proportional to 15,597.31, 21,524.29 and 8,523.73

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Solution

The fourth proportional to 15,597.31, 21,524.29 and 8,523.73 is: 11,762.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,597.31 : 21,524.29 = 8,523.73 : x
  2. Step 2: Convert to fraction form
    15,597.31/21,524.29 = 8,523.73/x
  3. Step 3: Cross multiply
    15,597.31x = 21,524.29 × 8,523.73
  4. Step 4: Simplify right side
    15,597.31x = 183,467,230.81
  5. Step 5: Solve for x
    x = 183,467,230.81/15,597.31
  6. Step 6: Final answer
    x = 11,762.75

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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.