Home / 12,373.74-18,561.12-4,054.23

Finding the Fourth Proportional to 12,373.74, 18,561.12 and 4,054.23

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Solution

The fourth proportional to 12,373.74, 18,561.12 and 4,054.23 is: 6,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.74 : 18,561.12 = 4,054.23 : x
  2. Step 2: Convert to fraction form
    12,373.74/18,561.12 = 4,054.23/x
  3. Step 3: Cross multiply
    12,373.74x = 18,561.12 × 4,054.23
  4. Step 4: Simplify right side
    12,373.74x = 75,251,049.54
  5. Step 5: Solve for x
    x = 75,251,049.54/12,373.74
  6. Step 6: Final answer
    x = 6,081.51

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Double scale
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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.