Home / 27,737.69-38,277.96-15,162.44

Finding the Fourth Proportional to 27,737.69, 38,277.96 and 15,162.44

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Solution

The fourth proportional to 27,737.69, 38,277.96 and 15,162.44 is: 20,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.69 : 38,277.96 = 15,162.44 : x
  2. Step 2: Convert to fraction form
    27,737.69/38,277.96 = 15,162.44/x
  3. Step 3: Cross multiply
    27,737.69x = 38,277.96 × 15,162.44
  4. Step 4: Simplify right side
    27,737.69x = 580,387,271.82
  5. Step 5: Solve for x
    x = 580,387,271.82/27,737.69
  6. Step 6: Final answer
    x = 20,924.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.