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Finding the Fourth Proportional to 29,422.72, 44,133 and 7,236.16

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Solution

The fourth proportional to 29,422.72, 44,133 and 7,236.16 is: 10,853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.72 : 44,133 = 7,236.16 : x
  2. Step 2: Convert to fraction form
    29,422.72/44,133 = 7,236.16/x
  3. Step 3: Cross multiply
    29,422.72x = 44,133 × 7,236.16
  4. Step 4: Simplify right side
    29,422.72x = 319,353,449.28
  5. Step 5: Solve for x
    x = 319,353,449.28/29,422.72
  6. Step 6: Final answer
    x = 10,853.97

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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.