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Finding the Fourth Proportional to 29,995.92, 44,980.92 and 9,214.56

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Solution

The fourth proportional to 29,995.92, 44,980.92 and 9,214.56 is: 13,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,995.92 : 44,980.92 = 9,214.56 : x
  2. Step 2: Convert to fraction form
    29,995.92/44,980.92 = 9,214.56/x
  3. Step 3: Cross multiply
    29,995.92x = 44,980.92 × 9,214.56
  4. Step 4: Simplify right side
    29,995.92x = 414,479,386.20
  5. Step 5: Solve for x
    x = 414,479,386.20/29,995.92
  6. Step 6: Final answer
    x = 13,817.86

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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.