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Finding the Fourth Proportional to 44,651.83, 66,977.73 and 13,487.08

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Solution

The fourth proportional to 44,651.83, 66,977.73 and 13,487.08 is: 20,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,651.83 : 66,977.73 = 13,487.08 : x
  2. Step 2: Convert to fraction form
    44,651.83/66,977.73 = 13,487.08/x
  3. Step 3: Cross multiply
    44,651.83x = 66,977.73 × 13,487.08
  4. Step 4: Simplify right side
    44,651.83x = 903,333,667.84
  5. Step 5: Solve for x
    x = 903,333,667.84/44,651.83
  6. Step 6: Final answer
    x = 20,230.61

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Similar ratio
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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.