Home / 15,241.84-21,033.83-8,527.46

Finding the Fourth Proportional to 15,241.84, 21,033.83 and 8,527.46

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Solution

The fourth proportional to 15,241.84, 21,033.83 and 8,527.46 is: 11,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.84 : 21,033.83 = 8,527.46 : x
  2. Step 2: Convert to fraction form
    15,241.84/21,033.83 = 8,527.46/x
  3. Step 3: Cross multiply
    15,241.84x = 21,033.83 × 8,527.46
  4. Step 4: Simplify right side
    15,241.84x = 179,365,201.82
  5. Step 5: Solve for x
    x = 179,365,201.82/15,241.84
  6. Step 6: Final answer
    x = 11,767.95

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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.