Home / 44,641.61-66,979.85-19,664.09

Finding the Fourth Proportional to 44,641.61, 66,979.85 and 19,664.09

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Solution

The fourth proportional to 44,641.61, 66,979.85 and 19,664.09 is: 29,503.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,641.61 : 66,979.85 = 19,664.09 : x
  2. Step 2: Convert to fraction form
    44,641.61/66,979.85 = 19,664.09/x
  3. Step 3: Cross multiply
    44,641.61x = 66,979.85 × 19,664.09
  4. Step 4: Simplify right side
    44,641.61x = 1,317,097,365.37
  5. Step 5: Solve for x
    x = 1,317,097,365.37/44,641.61
  6. Step 6: Final answer
    x = 29,503.81

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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.