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Finding the Fourth Proportional to 29,263.77, 43,905.51 and 9,276.53

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Solution

The fourth proportional to 29,263.77, 43,905.51 and 9,276.53 is: 13,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.77 : 43,905.51 = 9,276.53 : x
  2. Step 2: Convert to fraction form
    29,263.77/43,905.51 = 9,276.53/x
  3. Step 3: Cross multiply
    29,263.77x = 43,905.51 × 9,276.53
  4. Step 4: Simplify right side
    29,263.77x = 407,290,522.02
  5. Step 5: Solve for x
    x = 407,290,522.02/29,263.77
  6. Step 6: Final answer
    x = 13,917.91

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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.