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Finding the Fourth Proportional to 22,570.04, 33,857.94 and 8,538.68

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Solution

The fourth proportional to 22,570.04, 33,857.94 and 8,538.68 is: 12,809.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570.04 : 33,857.94 = 8,538.68 : x
  2. Step 2: Convert to fraction form
    22,570.04/33,857.94 = 8,538.68/x
  3. Step 3: Cross multiply
    22,570.04x = 33,857.94 × 8,538.68
  4. Step 4: Simplify right side
    22,570.04x = 289,102,115.12
  5. Step 5: Solve for x
    x = 289,102,115.12/22,570.04
  6. Step 6: Final answer
    x = 12,809.11

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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.