Home / 28,780.92-43,091.66-14,710.65

Finding the Fourth Proportional to 28,780.92, 43,091.66 and 14,710.65

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Solution

The fourth proportional to 28,780.92, 43,091.66 and 14,710.65 is: 22,025.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,780.92 : 43,091.66 = 14,710.65 : x
  2. Step 2: Convert to fraction form
    28,780.92/43,091.66 = 14,710.65/x
  3. Step 3: Cross multiply
    28,780.92x = 43,091.66 × 14,710.65
  4. Step 4: Simplify right side
    28,780.92x = 633,906,203.36
  5. Step 5: Solve for x
    x = 633,906,203.36/28,780.92
  6. Step 6: Final answer
    x = 22,025.22

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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.