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Finding the Fourth Proportional to 29,661.93, 44,488.26 and 9,940.65

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Solution

The fourth proportional to 29,661.93, 44,488.26 and 9,940.65 is: 14,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.93 : 44,488.26 = 9,940.65 : x
  2. Step 2: Convert to fraction form
    29,661.93/44,488.26 = 9,940.65/x
  3. Step 3: Cross multiply
    29,661.93x = 44,488.26 × 9,940.65
  4. Step 4: Simplify right side
    29,661.93x = 442,242,221.77
  5. Step 5: Solve for x
    x = 442,242,221.77/29,661.93
  6. Step 6: Final answer
    x = 14,909.42

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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.