Home / 13,867.77-20,794.98-9,709.75

Finding the Fourth Proportional to 13,867.77, 20,794.98 and 9,709.75

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Solution

The fourth proportional to 13,867.77, 20,794.98 and 9,709.75 is: 14,559.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.77 : 20,794.98 = 9,709.75 : x
  2. Step 2: Convert to fraction form
    13,867.77/20,794.98 = 9,709.75/x
  3. Step 3: Cross multiply
    13,867.77x = 20,794.98 × 9,709.75
  4. Step 4: Simplify right side
    13,867.77x = 201,914,057.06
  5. Step 5: Solve for x
    x = 201,914,057.06/13,867.77
  6. Step 6: Final answer
    x = 14,559.95

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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.