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Finding the Fourth Proportional to 29,798.62, 44,697.88 and 7,612

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Solution

The fourth proportional to 29,798.62, 44,697.88 and 7,612 is: 11,417.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,798.62 : 44,697.88 = 7,612 : x
  2. Step 2: Convert to fraction form
    29,798.62/44,697.88 = 7,612/x
  3. Step 3: Cross multiply
    29,798.62x = 44,697.88 × 7,612
  4. Step 4: Simplify right side
    29,798.62x = 340,240,262.56
  5. Step 5: Solve for x
    x = 340,240,262.56/29,798.62
  6. Step 6: Final answer
    x = 11,417.99

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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.