Home / 19,055.38-28,577.94-7,959.77

Finding the Fourth Proportional to 19,055.38, 28,577.94 and 7,959.77

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Solution

The fourth proportional to 19,055.38, 28,577.94 and 7,959.77 is: 11,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.38 : 28,577.94 = 7,959.77 : x
  2. Step 2: Convert to fraction form
    19,055.38/28,577.94 = 7,959.77/x
  3. Step 3: Cross multiply
    19,055.38x = 28,577.94 × 7,959.77
  4. Step 4: Simplify right side
    19,055.38x = 227,473,786.29
  5. Step 5: Solve for x
    x = 227,473,786.29/19,055.38
  6. Step 6: Final answer
    x = 11,937.51

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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.