Home / 14,227.15-19,634.56-7,854.97

Finding the Fourth Proportional to 14,227.15, 19,634.56 and 7,854.97

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Solution

The fourth proportional to 14,227.15, 19,634.56 and 7,854.97 is: 10,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.15 : 19,634.56 = 7,854.97 : x
  2. Step 2: Convert to fraction form
    14,227.15/19,634.56 = 7,854.97/x
  3. Step 3: Cross multiply
    14,227.15x = 19,634.56 × 7,854.97
  4. Step 4: Simplify right side
    14,227.15x = 154,228,840.49
  5. Step 5: Solve for x
    x = 154,228,840.49/14,227.15
  6. Step 6: Final answer
    x = 10,840.46

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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.