Home / 14,042.73-21,066.26-5,278.26

Finding the Fourth Proportional to 14,042.73, 21,066.26 and 5,278.26

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Solution

The fourth proportional to 14,042.73, 21,066.26 and 5,278.26 is: 7,918.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.73 : 21,066.26 = 5,278.26 : x
  2. Step 2: Convert to fraction form
    14,042.73/21,066.26 = 5,278.26/x
  3. Step 3: Cross multiply
    14,042.73x = 21,066.26 × 5,278.26
  4. Step 4: Simplify right side
    14,042.73x = 111,193,171.12
  5. Step 5: Solve for x
    x = 111,193,171.12/14,042.73
  6. Step 6: Final answer
    x = 7,918.20

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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.