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Finding the Fourth Proportional to 29,965.74, 44,720.76 and 26,644.32

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Solution

The fourth proportional to 29,965.74, 44,720.76 and 26,644.32 is: 39,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,965.74 : 44,720.76 = 26,644.32 : x
  2. Step 2: Convert to fraction form
    29,965.74/44,720.76 = 26,644.32/x
  3. Step 3: Cross multiply
    29,965.74x = 44,720.76 × 26,644.32
  4. Step 4: Simplify right side
    29,965.74x = 1,191,554,240.08
  5. Step 5: Solve for x
    x = 1,191,554,240.08/29,965.74
  6. Step 6: Final answer
    x = 39,763.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.