Home / 19,601.31-27,052.13-11,643.57

Finding the Fourth Proportional to 19,601.31, 27,052.13 and 11,643.57

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Solution

The fourth proportional to 19,601.31, 27,052.13 and 11,643.57 is: 16,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.31 : 27,052.13 = 11,643.57 : x
  2. Step 2: Convert to fraction form
    19,601.31/27,052.13 = 11,643.57/x
  3. Step 3: Cross multiply
    19,601.31x = 27,052.13 × 11,643.57
  4. Step 4: Simplify right side
    19,601.31x = 314,983,311.09
  5. Step 5: Solve for x
    x = 314,983,311.09/19,601.31
  6. Step 6: Final answer
    x = 16,069.50

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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.