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Finding the Fourth Proportional to 29,956.52, 44,936.76 and 12,427.76

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Solution

The fourth proportional to 29,956.52, 44,936.76 and 12,427.76 is: 18,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,956.52 : 44,936.76 = 12,427.76 : x
  2. Step 2: Convert to fraction form
    29,956.52/44,936.76 = 12,427.76/x
  3. Step 3: Cross multiply
    29,956.52x = 44,936.76 × 12,427.76
  4. Step 4: Simplify right side
    29,956.52x = 558,463,268.46
  5. Step 5: Solve for x
    x = 558,463,268.46/29,956.52
  6. Step 6: Final answer
    x = 18,642.46

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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.