Home / 45,587.46-68,359.29-21,551.75

Finding the Fourth Proportional to 45,587.46, 68,359.29 and 21,551.75

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Solution

The fourth proportional to 45,587.46, 68,359.29 and 21,551.75 is: 32,317.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,587.46 : 68,359.29 = 21,551.75 : x
  2. Step 2: Convert to fraction form
    45,587.46/68,359.29 = 21,551.75/x
  3. Step 3: Cross multiply
    45,587.46x = 68,359.29 × 21,551.75
  4. Step 4: Simplify right side
    45,587.46x = 1,473,261,986.46
  5. Step 5: Solve for x
    x = 1,473,261,986.46/45,587.46
  6. Step 6: Final answer
    x = 32,317.26

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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.