Home / 13,833.84-20,729.16-7,588.56

Finding the Fourth Proportional to 13,833.84, 20,729.16 and 7,588.56

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Solution

The fourth proportional to 13,833.84, 20,729.16 and 7,588.56 is: 11,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.84 : 20,729.16 = 7,588.56 : x
  2. Step 2: Convert to fraction form
    13,833.84/20,729.16 = 7,588.56/x
  3. Step 3: Cross multiply
    13,833.84x = 20,729.16 × 7,588.56
  4. Step 4: Simplify right side
    13,833.84x = 157,304,474.41
  5. Step 5: Solve for x
    x = 157,304,474.41/13,833.84
  6. Step 6: Final answer
    x = 11,370.99

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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.