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Finding the Fourth Proportional to 29,405.27, 44,108.77 and 7,218.65

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Solution

The fourth proportional to 29,405.27, 44,108.77 and 7,218.65 is: 10,828.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,405.27 : 44,108.77 = 7,218.65 : x
  2. Step 2: Convert to fraction form
    29,405.27/44,108.77 = 7,218.65/x
  3. Step 3: Cross multiply
    29,405.27x = 44,108.77 × 7,218.65
  4. Step 4: Simplify right side
    29,405.27x = 318,405,552.02
  5. Step 5: Solve for x
    x = 318,405,552.02/29,405.27
  6. Step 6: Final answer
    x = 10,828.18

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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.