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Finding the Fourth Proportional to 43,801.76, 65,705.16 and 29,755.76

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Solution

The fourth proportional to 43,801.76, 65,705.16 and 29,755.76 is: 44,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,801.76 : 65,705.16 = 29,755.76 : x
  2. Step 2: Convert to fraction form
    43,801.76/65,705.16 = 29,755.76/x
  3. Step 3: Cross multiply
    43,801.76x = 65,705.16 × 29,755.76
  4. Step 4: Simplify right side
    43,801.76x = 1,955,106,971.72
  5. Step 5: Solve for x
    x = 1,955,106,971.72/43,801.76
  6. Step 6: Final answer
    x = 44,635.35

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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.