Home / 44,789.81-67,182.28-13,622.63

Finding the Fourth Proportional to 44,789.81, 67,182.28 and 13,622.63

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Solution

The fourth proportional to 44,789.81, 67,182.28 and 13,622.63 is: 20,433.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,789.81 : 67,182.28 = 13,622.63 : x
  2. Step 2: Convert to fraction form
    44,789.81/67,182.28 = 13,622.63/x
  3. Step 3: Cross multiply
    44,789.81x = 67,182.28 × 13,622.63
  4. Step 4: Simplify right side
    44,789.81x = 915,198,973.03
  5. Step 5: Solve for x
    x = 915,198,973.03/44,789.81
  6. Step 6: Final answer
    x = 20,433.20

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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.