Home / 18,353.46-25,327.77-9,969.96

Finding the Fourth Proportional to 18,353.46, 25,327.77 and 9,969.96

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Solution

The fourth proportional to 18,353.46, 25,327.77 and 9,969.96 is: 13,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.46 : 25,327.77 = 9,969.96 : x
  2. Step 2: Convert to fraction form
    18,353.46/25,327.77 = 9,969.96/x
  3. Step 3: Cross multiply
    18,353.46x = 25,327.77 × 9,969.96
  4. Step 4: Simplify right side
    18,353.46x = 252,516,853.79
  5. Step 5: Solve for x
    x = 252,516,853.79/18,353.46
  6. Step 6: Final answer
    x = 13,758.54

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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.