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Finding the Fourth Proportional to 44,253.63, 66,392.73 and 19,295.85

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Solution

The fourth proportional to 44,253.63, 66,392.73 and 19,295.85 is: 28,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,253.63 : 66,392.73 = 19,295.85 : x
  2. Step 2: Convert to fraction form
    44,253.63/66,392.73 = 19,295.85/x
  3. Step 3: Cross multiply
    44,253.63x = 66,392.73 × 19,295.85
  4. Step 4: Simplify right side
    44,253.63x = 1,281,104,159.17
  5. Step 5: Solve for x
    x = 1,281,104,159.17/44,253.63
  6. Step 6: Final answer
    x = 28,949.13

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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.