Home / 45,566.85-68,347.23-21,891.36

Finding the Fourth Proportional to 45,566.85, 68,347.23 and 21,891.36

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Solution

The fourth proportional to 45,566.85, 68,347.23 and 21,891.36 is: 32,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566.85 : 68,347.23 = 21,891.36 : x
  2. Step 2: Convert to fraction form
    45,566.85/68,347.23 = 21,891.36/x
  3. Step 3: Cross multiply
    45,566.85x = 68,347.23 × 21,891.36
  4. Step 4: Simplify right side
    45,566.85x = 1,496,213,728.16
  5. Step 5: Solve for x
    x = 1,496,213,728.16/45,566.85
  6. Step 6: Final answer
    x = 32,835.58

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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.