Home / 12,369.07-18,552.88-4,054.51

Finding the Fourth Proportional to 12,369.07, 18,552.88 and 4,054.51

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Solution

The fourth proportional to 12,369.07, 18,552.88 and 4,054.51 is: 6,081.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,369.07 : 18,552.88 = 4,054.51 : x
  2. Step 2: Convert to fraction form
    12,369.07/18,552.88 = 4,054.51/x
  3. Step 3: Cross multiply
    12,369.07x = 18,552.88 × 4,054.51
  4. Step 4: Simplify right side
    12,369.07x = 75,222,837.49
  5. Step 5: Solve for x
    x = 75,222,837.49/12,369.07
  6. Step 6: Final answer
    x = 6,081.53

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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.