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Finding the Fourth Proportional to 44,566.69, 66,835.45 and 20,866.90

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Solution

The fourth proportional to 44,566.69, 66,835.45 and 20,866.90 is: 31,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,566.69 : 66,835.45 = 20,866.90 : x
  2. Step 2: Convert to fraction form
    44,566.69/66,835.45 = 20,866.90/x
  3. Step 3: Cross multiply
    44,566.69x = 66,835.45 × 20,866.90
  4. Step 4: Simplify right side
    44,566.69x = 1,394,648,694.60
  5. Step 5: Solve for x
    x = 1,394,648,694.60/44,566.69
  6. Step 6: Final answer
    x = 31,293.52

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1.5x scale

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.