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Finding the Fourth Proportional to 29,791.20, 44,686.80 and 26,450.40

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Solution

The fourth proportional to 29,791.20, 44,686.80 and 26,450.40 is: 39,675.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,791.20 : 44,686.80 = 26,450.40 : x
  2. Step 2: Convert to fraction form
    29,791.20/44,686.80 = 26,450.40/x
  3. Step 3: Cross multiply
    29,791.20x = 44,686.80 × 26,450.40
  4. Step 4: Simplify right side
    29,791.20x = 1,181,983,734.72
  5. Step 5: Solve for x
    x = 1,181,983,734.72/29,791.20
  6. Step 6: Final answer
    x = 39,675.60

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1.5x scale

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.