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Finding the Fourth Proportional to 22,580.32, 33,839.16 and 8,525.92

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Solution

The fourth proportional to 22,580.32, 33,839.16 and 8,525.92 is: 12,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,580.32 : 33,839.16 = 8,525.92 : x
  2. Step 2: Convert to fraction form
    22,580.32/33,839.16 = 8,525.92/x
  3. Step 3: Cross multiply
    22,580.32x = 33,839.16 × 8,525.92
  4. Step 4: Simplify right side
    22,580.32x = 288,509,971.03
  5. Step 5: Solve for x
    x = 288,509,971.03/22,580.32
  6. Step 6: Final answer
    x = 12,777.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.