Home / 13,834.60-19,093.38-7,867.16

Finding the Fourth Proportional to 13,834.60, 19,093.38 and 7,867.16

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Solution

The fourth proportional to 13,834.60, 19,093.38 and 7,867.16 is: 10,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.60 : 19,093.38 = 7,867.16 : x
  2. Step 2: Convert to fraction form
    13,834.60/19,093.38 = 7,867.16/x
  3. Step 3: Cross multiply
    13,834.60x = 19,093.38 × 7,867.16
  4. Step 4: Simplify right side
    13,834.60x = 150,210,757.90
  5. Step 5: Solve for x
    x = 150,210,757.90/13,834.60
  6. Step 6: Final answer
    x = 10,857.62

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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.