Home / 18,958.24-28,454.81-9,604.76

Finding the Fourth Proportional to 18,958.24, 28,454.81 and 9,604.76

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Solution

The fourth proportional to 18,958.24, 28,454.81 and 9,604.76 is: 14,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958.24 : 28,454.81 = 9,604.76 : x
  2. Step 2: Convert to fraction form
    18,958.24/28,454.81 = 9,604.76/x
  3. Step 3: Cross multiply
    18,958.24x = 28,454.81 × 9,604.76
  4. Step 4: Simplify right side
    18,958.24x = 273,301,692.03
  5. Step 5: Solve for x
    x = 273,301,692.03/18,958.24
  6. Step 6: Final answer
    x = 14,415.99

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1.5x scale

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.