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Finding the Fourth Proportional to 29,667.20, 44,500.80 and 9,946.40

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Solution

The fourth proportional to 29,667.20, 44,500.80 and 9,946.40 is: 14,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,667.20 : 44,500.80 = 9,946.40 : x
  2. Step 2: Convert to fraction form
    29,667.20/44,500.80 = 9,946.40/x
  3. Step 3: Cross multiply
    29,667.20x = 44,500.80 × 9,946.40
  4. Step 4: Simplify right side
    29,667.20x = 442,622,757.12
  5. Step 5: Solve for x
    x = 442,622,757.12/29,667.20
  6. Step 6: Final answer
    x = 14,919.60

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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.