Home / 19,618.50-27,077.46-11,659.16

Finding the Fourth Proportional to 19,618.50, 27,077.46 and 11,659.16

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Solution

The fourth proportional to 19,618.50, 27,077.46 and 11,659.16 is: 16,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.50 : 27,077.46 = 11,659.16 : x
  2. Step 2: Convert to fraction form
    19,618.50/27,077.46 = 11,659.16/x
  3. Step 3: Cross multiply
    19,618.50x = 27,077.46 × 11,659.16
  4. Step 4: Simplify right side
    19,618.50x = 315,700,438.53
  5. Step 5: Solve for x
    x = 315,700,438.53/19,618.50
  6. Step 6: Final answer
    x = 16,091.98

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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.