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Finding the Fourth Proportional to 22,570.72, 33,846.72 and 8,528.32

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Solution

The fourth proportional to 22,570.72, 33,846.72 and 8,528.32 is: 12,788.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.72 : 33,846.72 = 8,528.32 : x
  2. Step 2: Convert to fraction form
    22,570.72/33,846.72 = 8,528.32/x
  3. Step 3: Cross multiply
    22,570.72x = 33,846.72 × 8,528.32
  4. Step 4: Simplify right side
    22,570.72x = 288,655,659.11
  5. Step 5: Solve for x
    x = 288,655,659.11/22,570.72
  6. Step 6: Final answer
    x = 12,788.94

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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.