Home / 45,656.06-68,481.05-14,488.88

Finding the Fourth Proportional to 45,656.06, 68,481.05 and 14,488.88

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Solution

The fourth proportional to 45,656.06, 68,481.05 and 14,488.88 is: 21,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,656.06 : 68,481.05 = 14,488.88 : x
  2. Step 2: Convert to fraction form
    45,656.06/68,481.05 = 14,488.88/x
  3. Step 3: Cross multiply
    45,656.06x = 68,481.05 × 14,488.88
  4. Step 4: Simplify right side
    45,656.06x = 992,213,300.87
  5. Step 5: Solve for x
    x = 992,213,300.87/45,656.06
  6. Step 6: Final answer
    x = 21,732.35

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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.