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Finding the Fourth Proportional to 29,803.16, 44,704.68 and 7,616.56

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Solution

The fourth proportional to 29,803.16, 44,704.68 and 7,616.56 is: 11,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,803.16 : 44,704.68 = 7,616.56 : x
  2. Step 2: Convert to fraction form
    29,803.16/44,704.68 = 7,616.56/x
  3. Step 3: Cross multiply
    29,803.16x = 44,704.68 × 7,616.56
  4. Step 4: Simplify right side
    29,803.16x = 340,495,877.50
  5. Step 5: Solve for x
    x = 340,495,877.50/29,803.16
  6. Step 6: Final answer
    x = 11,424.82

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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.