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Finding the Fourth Proportional to 44,392.50, 66,609.41 and 19,429.25

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Solution

The fourth proportional to 44,392.50, 66,609.41 and 19,429.25 is: 29,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,392.50 : 66,609.41 = 19,429.25 : x
  2. Step 2: Convert to fraction form
    44,392.50/66,609.41 = 19,429.25/x
  3. Step 3: Cross multiply
    44,392.50x = 66,609.41 × 19,429.25
  4. Step 4: Simplify right side
    44,392.50x = 1,294,170,449.05
  5. Step 5: Solve for x
    x = 1,294,170,449.05/44,392.50
  6. Step 6: Final answer
    x = 29,152.91

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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.