Home / 69,814.60-104,729.18-22,417.72

Finding the Fourth Proportional to 69,814.60, 104,729.18 and 22,417.72

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Solution

The fourth proportional to 69,814.60, 104,729.18 and 22,417.72 is: 33,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,814.60 : 104,729.18 = 22,417.72 : x
  2. Step 2: Convert to fraction form
    69,814.60/104,729.18 = 22,417.72/x
  3. Step 3: Cross multiply
    69,814.60x = 104,729.18 × 22,417.72
  4. Step 4: Simplify right side
    69,814.60x = 2,347,789,433.07
  5. Step 5: Solve for x
    x = 2,347,789,433.07/69,814.60
  6. Step 6: Final answer
    x = 33,628.92

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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.