Home / 19,262.22-28,896.08-6,115.74

Finding the Fourth Proportional to 19,262.22, 28,896.08 and 6,115.74

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Solution

The fourth proportional to 19,262.22, 28,896.08 and 6,115.74 is: 9,174.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.22 : 28,896.08 = 6,115.74 : x
  2. Step 2: Convert to fraction form
    19,262.22/28,896.08 = 6,115.74/x
  3. Step 3: Cross multiply
    19,262.22x = 28,896.08 × 6,115.74
  4. Step 4: Simplify right side
    19,262.22x = 176,720,881.72
  5. Step 5: Solve for x
    x = 176,720,881.72/19,262.22
  6. Step 6: Final answer
    x = 9,174.48

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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.