Home / 45,680.83-68,488.70-17,577.20

Finding the Fourth Proportional to 45,680.83, 68,488.70 and 17,577.20

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Solution

The fourth proportional to 45,680.83, 68,488.70 and 17,577.20 is: 26,353.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,680.83 : 68,488.70 = 17,577.20 : x
  2. Step 2: Convert to fraction form
    45,680.83/68,488.70 = 17,577.20/x
  3. Step 3: Cross multiply
    45,680.83x = 68,488.70 × 17,577.20
  4. Step 4: Simplify right side
    45,680.83x = 1,203,839,660.98
  5. Step 5: Solve for x
    x = 1,203,839,660.98/45,680.83
  6. Step 6: Final answer
    x = 26,353.28

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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.