Home / 28,998.46-43,498.59-13,797.69

Finding the Fourth Proportional to 28,998.46, 43,498.59 and 13,797.69

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Solution

The fourth proportional to 28,998.46, 43,498.59 and 13,797.69 is: 20,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,998.46 : 43,498.59 = 13,797.69 : x
  2. Step 2: Convert to fraction form
    28,998.46/43,498.59 = 13,797.69/x
  3. Step 3: Cross multiply
    28,998.46x = 43,498.59 × 13,797.69
  4. Step 4: Simplify right side
    28,998.46x = 600,180,090.08
  5. Step 5: Solve for x
    x = 600,180,090.08/28,998.46
  6. Step 6: Final answer
    x = 20,696.97

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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.