Home / 13,966.98-19,277.37-8,859.18

Finding the Fourth Proportional to 13,966.98, 19,277.37 and 8,859.18

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Solution

The fourth proportional to 13,966.98, 19,277.37 and 8,859.18 is: 12,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.98 : 19,277.37 = 8,859.18 : x
  2. Step 2: Convert to fraction form
    13,966.98/19,277.37 = 8,859.18/x
  3. Step 3: Cross multiply
    13,966.98x = 19,277.37 × 8,859.18
  4. Step 4: Simplify right side
    13,966.98x = 170,781,690.76
  5. Step 5: Solve for x
    x = 170,781,690.76/13,966.98
  6. Step 6: Final answer
    x = 12,227.53

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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.