Home / 45,785.23-68,701.29-21,796.68

Finding the Fourth Proportional to 45,785.23, 68,701.29 and 21,796.68

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Solution

The fourth proportional to 45,785.23, 68,701.29 and 21,796.68 is: 32,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785.23 : 68,701.29 = 21,796.68 : x
  2. Step 2: Convert to fraction form
    45,785.23/68,701.29 = 21,796.68/x
  3. Step 3: Cross multiply
    45,785.23x = 68,701.29 × 21,796.68
  4. Step 4: Simplify right side
    45,785.23x = 1,497,459,924.73
  5. Step 5: Solve for x
    x = 1,497,459,924.73/45,785.23
  6. Step 6: Final answer
    x = 32,706.18

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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.