Home / 36,841.21-55,278.15-19,306.87

Finding the Fourth Proportional to 36,841.21, 55,278.15 and 19,306.87

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Solution

The fourth proportional to 36,841.21, 55,278.15 and 19,306.87 is: 28,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,841.21 : 55,278.15 = 19,306.87 : x
  2. Step 2: Convert to fraction form
    36,841.21/55,278.15 = 19,306.87/x
  3. Step 3: Cross multiply
    36,841.21x = 55,278.15 × 19,306.87
  4. Step 4: Simplify right side
    36,841.21x = 1,067,248,055.89
  5. Step 5: Solve for x
    x = 1,067,248,055.89/36,841.21
  6. Step 6: Final answer
    x = 28,968.87

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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.