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Finding the Fourth Proportional to 44,648.10, 66,982.44 and 19,695.24

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Solution

The fourth proportional to 44,648.10, 66,982.44 and 19,695.24 is: 29,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,648.10 : 66,982.44 = 19,695.24 : x
  2. Step 2: Convert to fraction form
    44,648.10/66,982.44 = 19,695.24/x
  3. Step 3: Cross multiply
    44,648.10x = 66,982.44 × 19,695.24
  4. Step 4: Simplify right side
    44,648.10x = 1,319,235,231.59
  5. Step 5: Solve for x
    x = 1,319,235,231.59/44,648.10
  6. Step 6: Final answer
    x = 29,547.40

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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.