Home / 13,727.25-18,937.26-8,060.18

Finding the Fourth Proportional to 13,727.25, 18,937.26 and 8,060.18

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Solution

The fourth proportional to 13,727.25, 18,937.26 and 8,060.18 is: 11,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.25 : 18,937.26 = 8,060.18 : x
  2. Step 2: Convert to fraction form
    13,727.25/18,937.26 = 8,060.18/x
  3. Step 3: Cross multiply
    13,727.25x = 18,937.26 × 8,060.18
  4. Step 4: Simplify right side
    13,727.25x = 152,637,629.62
  5. Step 5: Solve for x
    x = 152,637,629.62/13,727.25
  6. Step 6: Final answer
    x = 11,119.32

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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.