Home / 19,092.16-28,641.30-7,993.18

Finding the Fourth Proportional to 19,092.16, 28,641.30 and 7,993.18

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Solution

The fourth proportional to 19,092.16, 28,641.30 and 7,993.18 is: 11,991.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.16 : 28,641.30 = 7,993.18 : x
  2. Step 2: Convert to fraction form
    19,092.16/28,641.30 = 7,993.18/x
  3. Step 3: Cross multiply
    19,092.16x = 28,641.30 × 7,993.18
  4. Step 4: Simplify right side
    19,092.16x = 228,935,066.33
  5. Step 5: Solve for x
    x = 228,935,066.33/19,092.16
  6. Step 6: Final answer
    x = 11,991.05

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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.