Home / 36,953.74-55,436.08-13,578.34

Finding the Fourth Proportional to 36,953.74, 55,436.08 and 13,578.34

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Solution

The fourth proportional to 36,953.74, 55,436.08 and 13,578.34 is: 20,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.74 : 55,436.08 = 13,578.34 : x
  2. Step 2: Convert to fraction form
    36,953.74/55,436.08 = 13,578.34/x
  3. Step 3: Cross multiply
    36,953.74x = 55,436.08 × 13,578.34
  4. Step 4: Simplify right side
    36,953.74x = 752,729,942.51
  5. Step 5: Solve for x
    x = 752,729,942.51/36,953.74
  6. Step 6: Final answer
    x = 20,369.52

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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.