Home / 29,083.32-43,631.70-9,091.68

Finding the Fourth Proportional to 29,083.32, 43,631.70 and 9,091.68

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Solution

The fourth proportional to 29,083.32, 43,631.70 and 9,091.68 is: 13,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.32 : 43,631.70 = 9,091.68 : x
  2. Step 2: Convert to fraction form
    29,083.32/43,631.70 = 9,091.68/x
  3. Step 3: Cross multiply
    29,083.32x = 43,631.70 × 9,091.68
  4. Step 4: Simplify right side
    29,083.32x = 396,685,454.26
  5. Step 5: Solve for x
    x = 396,685,454.26/29,083.32
  6. Step 6: Final answer
    x = 13,639.62

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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.