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Finding the Fourth Proportional to 44,641.49, 66,938.54 and 19,652.58

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Solution

The fourth proportional to 44,641.49, 66,938.54 and 19,652.58 is: 29,468.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,641.49 : 66,938.54 = 19,652.58 : x
  2. Step 2: Convert to fraction form
    44,641.49/66,938.54 = 19,652.58/x
  3. Step 3: Cross multiply
    44,641.49x = 66,938.54 × 19,652.58
  4. Step 4: Simplify right side
    44,641.49x = 1,315,514,914.17
  5. Step 5: Solve for x
    x = 1,315,514,914.17/44,641.49
  6. Step 6: Final answer
    x = 29,468.44

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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.