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Finding the Fourth Proportional to 36,969.42, 55,454.13 and 9,267.42

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Solution

The fourth proportional to 36,969.42, 55,454.13 and 9,267.42 is: 13,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,969.42 : 55,454.13 = 9,267.42 : x
  2. Step 2: Convert to fraction form
    36,969.42/55,454.13 = 9,267.42/x
  3. Step 3: Cross multiply
    36,969.42x = 55,454.13 × 9,267.42
  4. Step 4: Simplify right side
    36,969.42x = 513,916,713.44
  5. Step 5: Solve for x
    x = 513,916,713.44/36,969.42
  6. Step 6: Final answer
    x = 13,901.13

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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.