Home / 14,057.20-21,110.10-9,926.20

Finding the Fourth Proportional to 14,057.20, 21,110.10 and 9,926.20

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Solution

The fourth proportional to 14,057.20, 21,110.10 and 9,926.20 is: 14,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.20 : 21,110.10 = 9,926.20 : x
  2. Step 2: Convert to fraction form
    14,057.20/21,110.10 = 9,926.20/x
  3. Step 3: Cross multiply
    14,057.20x = 21,110.10 × 9,926.20
  4. Step 4: Simplify right side
    14,057.20x = 209,543,074.62
  5. Step 5: Solve for x
    x = 209,543,074.62/14,057.20
  6. Step 6: Final answer
    x = 14,906.46

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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.