Home / 28,864.13-43,297.83-8,089.25

Finding the Fourth Proportional to 28,864.13, 43,297.83 and 8,089.25

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Solution

The fourth proportional to 28,864.13, 43,297.83 and 8,089.25 is: 12,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,864.13 : 43,297.83 = 8,089.25 : x
  2. Step 2: Convert to fraction form
    28,864.13/43,297.83 = 8,089.25/x
  3. Step 3: Cross multiply
    28,864.13x = 43,297.83 × 8,089.25
  4. Step 4: Simplify right side
    28,864.13x = 350,246,754.84
  5. Step 5: Solve for x
    x = 350,246,754.84/28,864.13
  6. Step 6: Final answer
    x = 12,134.33

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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.