Home / 29,213.54-43,815.86-8,151.36

Finding the Fourth Proportional to 29,213.54, 43,815.86 and 8,151.36

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Solution

The fourth proportional to 29,213.54, 43,815.86 and 8,151.36 is: 12,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.54 : 43,815.86 = 8,151.36 : x
  2. Step 2: Convert to fraction form
    29,213.54/43,815.86 = 8,151.36/x
  3. Step 3: Cross multiply
    29,213.54x = 43,815.86 × 8,151.36
  4. Step 4: Simplify right side
    29,213.54x = 357,158,807.81
  5. Step 5: Solve for x
    x = 357,158,807.81/29,213.54
  6. Step 6: Final answer
    x = 12,225.80

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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.