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Finding the Fourth Proportional to 29,093.93, 43,640.82 and 7,746.65

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Solution

The fourth proportional to 29,093.93, 43,640.82 and 7,746.65 is: 11,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,093.93 : 43,640.82 = 7,746.65 : x
  2. Step 2: Convert to fraction form
    29,093.93/43,640.82 = 7,746.65/x
  3. Step 3: Cross multiply
    29,093.93x = 43,640.82 × 7,746.65
  4. Step 4: Simplify right side
    29,093.93x = 338,069,901.32
  5. Step 5: Solve for x
    x = 338,069,901.32/29,093.93
  6. Step 6: Final answer
    x = 11,619.95

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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.