Home / 28,948.14-43,429.77-9,226.80

Finding the Fourth Proportional to 28,948.14, 43,429.77 and 9,226.80

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Solution

The fourth proportional to 28,948.14, 43,429.77 and 9,226.80 is: 13,842.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948.14 : 43,429.77 = 9,226.80 : x
  2. Step 2: Convert to fraction form
    28,948.14/43,429.77 = 9,226.80/x
  3. Step 3: Cross multiply
    28,948.14x = 43,429.77 × 9,226.80
  4. Step 4: Simplify right side
    28,948.14x = 400,717,801.84
  5. Step 5: Solve for x
    x = 400,717,801.84/28,948.14
  6. Step 6: Final answer
    x = 13,842.61

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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.