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Finding the Fourth Proportional to 29,667.69, 44,475.69 and 12,126.33

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Solution

The fourth proportional to 29,667.69, 44,475.69 and 12,126.33 is: 18,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,667.69 : 44,475.69 = 12,126.33 : x
  2. Step 2: Convert to fraction form
    29,667.69/44,475.69 = 12,126.33/x
  3. Step 3: Cross multiply
    29,667.69x = 44,475.69 × 12,126.33
  4. Step 4: Simplify right side
    29,667.69x = 539,326,893.92
  5. Step 5: Solve for x
    x = 539,326,893.92/29,667.69
  6. Step 6: Final answer
    x = 18,178.93

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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.