Home / 13,235.46-19,847.89-5,834.66

Finding the Fourth Proportional to 13,235.46, 19,847.89 and 5,834.66

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Solution

The fourth proportional to 13,235.46, 19,847.89 and 5,834.66 is: 8,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.46 : 19,847.89 = 5,834.66 : x
  2. Step 2: Convert to fraction form
    13,235.46/19,847.89 = 5,834.66/x
  3. Step 3: Cross multiply
    13,235.46x = 19,847.89 × 5,834.66
  4. Step 4: Simplify right side
    13,235.46x = 115,805,561.45
  5. Step 5: Solve for x
    x = 115,805,561.45/13,235.46
  6. Step 6: Final answer
    x = 8,749.64

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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.