Home / 14,167.36-21,251.08-6,770.14

Finding the Fourth Proportional to 14,167.36, 21,251.08 and 6,770.14

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Solution

The fourth proportional to 14,167.36, 21,251.08 and 6,770.14 is: 10,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.36 : 21,251.08 = 6,770.14 : x
  2. Step 2: Convert to fraction form
    14,167.36/21,251.08 = 6,770.14/x
  3. Step 3: Cross multiply
    14,167.36x = 21,251.08 × 6,770.14
  4. Step 4: Simplify right side
    14,167.36x = 143,872,820.90
  5. Step 5: Solve for x
    x = 143,872,820.90/14,167.36
  6. Step 6: Final answer
    x = 10,155.23

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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.