Home / 28,714.41-43,071.62-8,993.07

Finding the Fourth Proportional to 28,714.41, 43,071.62 and 8,993.07

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Solution

The fourth proportional to 28,714.41, 43,071.62 and 8,993.07 is: 13,489.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,714.41 : 43,071.62 = 8,993.07 : x
  2. Step 2: Convert to fraction form
    28,714.41/43,071.62 = 8,993.07/x
  3. Step 3: Cross multiply
    28,714.41x = 43,071.62 × 8,993.07
  4. Step 4: Simplify right side
    28,714.41x = 387,346,048.71
  5. Step 5: Solve for x
    x = 387,346,048.71/28,714.41
  6. Step 6: Final answer
    x = 13,489.61

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Similar ratio
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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.