Home / 29,930.25-44,895.60-13,285.81

Finding the Fourth Proportional to 29,930.25, 44,895.60 and 13,285.81

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Solution

The fourth proportional to 29,930.25, 44,895.60 and 13,285.81 is: 19,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,930.25 : 44,895.60 = 13,285.81 : x
  2. Step 2: Convert to fraction form
    29,930.25/44,895.60 = 13,285.81/x
  3. Step 3: Cross multiply
    29,930.25x = 44,895.60 × 13,285.81
  4. Step 4: Simplify right side
    29,930.25x = 596,474,299.20
  5. Step 5: Solve for x
    x = 596,474,299.20/29,930.25
  6. Step 6: Final answer
    x = 19,928.81

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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.