Home / 43,533.27-65,300.54-12,368.61

Finding the Fourth Proportional to 43,533.27, 65,300.54 and 12,368.61

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Solution

The fourth proportional to 43,533.27, 65,300.54 and 12,368.61 is: 18,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,533.27 : 65,300.54 = 12,368.61 : x
  2. Step 2: Convert to fraction form
    43,533.27/65,300.54 = 12,368.61/x
  3. Step 3: Cross multiply
    43,533.27x = 65,300.54 × 12,368.61
  4. Step 4: Simplify right side
    43,533.27x = 807,676,850.21
  5. Step 5: Solve for x
    x = 807,676,850.21/43,533.27
  6. Step 6: Final answer
    x = 18,553.09

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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.