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Finding the Fourth Proportional to 29,216.40, 43,835.40 and 9,495.60

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Solution

The fourth proportional to 29,216.40, 43,835.40 and 9,495.60 is: 14,246.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,216.40 : 43,835.40 = 9,495.60 : x
  2. Step 2: Convert to fraction form
    29,216.40/43,835.40 = 9,495.60/x
  3. Step 3: Cross multiply
    29,216.40x = 43,835.40 × 9,495.60
  4. Step 4: Simplify right side
    29,216.40x = 416,243,424.24
  5. Step 5: Solve for x
    x = 416,243,424.24/29,216.40
  6. Step 6: Final answer
    x = 14,246.91

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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.