Home / 45,956.69-68,917.26-17,872.95

Finding the Fourth Proportional to 45,956.69, 68,917.26 and 17,872.95

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Solution

The fourth proportional to 45,956.69, 68,917.26 and 17,872.95 is: 26,802.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,956.69 : 68,917.26 = 17,872.95 : x
  2. Step 2: Convert to fraction form
    45,956.69/68,917.26 = 17,872.95/x
  3. Step 3: Cross multiply
    45,956.69x = 68,917.26 × 17,872.95
  4. Step 4: Simplify right side
    45,956.69x = 1,231,754,742.12
  5. Step 5: Solve for x
    x = 1,231,754,742.12/45,956.69
  6. Step 6: Final answer
    x = 26,802.51

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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.