Home / 18,346.77-25,318.04-9,963.27

Finding the Fourth Proportional to 18,346.77, 25,318.04 and 9,963.27

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Solution

The fourth proportional to 18,346.77, 25,318.04 and 9,963.27 is: 13,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.77 : 25,318.04 = 9,963.27 : x
  2. Step 2: Convert to fraction form
    18,346.77/25,318.04 = 9,963.27/x
  3. Step 3: Cross multiply
    18,346.77x = 25,318.04 × 9,963.27
  4. Step 4: Simplify right side
    18,346.77x = 252,250,418.57
  5. Step 5: Solve for x
    x = 252,250,418.57/18,346.77
  6. Step 6: Final answer
    x = 13,749.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.