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Finding the Fourth Proportional to 44,604.66, 66,909.51 and 19,656.42

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Solution

The fourth proportional to 44,604.66, 66,909.51 and 19,656.42 is: 29,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,604.66 : 66,909.51 = 19,656.42 : x
  2. Step 2: Convert to fraction form
    44,604.66/66,909.51 = 19,656.42/x
  3. Step 3: Cross multiply
    44,604.66x = 66,909.51 × 19,656.42
  4. Step 4: Simplify right side
    44,604.66x = 1,315,201,430.55
  5. Step 5: Solve for x
    x = 1,315,201,430.55/44,604.66
  6. Step 6: Final answer
    x = 29,485.74

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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.