Home / 45,566.35-68,346.48-21,890.86

Finding the Fourth Proportional to 45,566.35, 68,346.48 and 21,890.86

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Solution

The fourth proportional to 45,566.35, 68,346.48 and 21,890.86 is: 32,834.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566.35 : 68,346.48 = 21,890.86 : x
  2. Step 2: Convert to fraction form
    45,566.35/68,346.48 = 21,890.86/x
  3. Step 3: Cross multiply
    45,566.35x = 68,346.48 × 21,890.86
  4. Step 4: Simplify right side
    45,566.35x = 1,496,163,136.40
  5. Step 5: Solve for x
    x = 1,496,163,136.40/45,566.35
  6. Step 6: Final answer
    x = 32,834.83

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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.