Home / 44,121.74-66,173.76-21,622.77

Finding the Fourth Proportional to 44,121.74, 66,173.76 and 21,622.77

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Solution

The fourth proportional to 44,121.74, 66,173.76 and 21,622.77 is: 32,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,121.74 : 66,173.76 = 21,622.77 : x
  2. Step 2: Convert to fraction form
    44,121.74/66,173.76 = 21,622.77/x
  3. Step 3: Cross multiply
    44,121.74x = 66,173.76 × 21,622.77
  4. Step 4: Simplify right side
    44,121.74x = 1,430,859,992.52
  5. Step 5: Solve for x
    x = 1,430,859,992.52/44,121.74
  6. Step 6: Final answer
    x = 32,429.82

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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.