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Finding the Fourth Proportional to 29,441.52, 44,157.96 and 9,720.72

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Solution

The fourth proportional to 29,441.52, 44,157.96 and 9,720.72 is: 14,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,441.52 : 44,157.96 = 9,720.72 : x
  2. Step 2: Convert to fraction form
    29,441.52/44,157.96 = 9,720.72/x
  3. Step 3: Cross multiply
    29,441.52x = 44,157.96 × 9,720.72
  4. Step 4: Simplify right side
    29,441.52x = 429,247,164.93
  5. Step 5: Solve for x
    x = 429,247,164.93/29,441.52
  6. Step 6: Final answer
    x = 14,579.65

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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.