Home / 28,881.05-43,335.44-14,081.88

Finding the Fourth Proportional to 28,881.05, 43,335.44 and 14,081.88

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Solution

The fourth proportional to 28,881.05, 43,335.44 and 14,081.88 is: 21,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881.05 : 43,335.44 = 14,081.88 : x
  2. Step 2: Convert to fraction form
    28,881.05/43,335.44 = 14,081.88/x
  3. Step 3: Cross multiply
    28,881.05x = 43,335.44 × 14,081.88
  4. Step 4: Simplify right side
    28,881.05x = 610,244,395.42
  5. Step 5: Solve for x
    x = 610,244,395.42/28,881.05
  6. Step 6: Final answer
    x = 21,129.58

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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.