Home / 19,194.16-28,780.44-5,864.80

Finding the Fourth Proportional to 19,194.16, 28,780.44 and 5,864.80

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Solution

The fourth proportional to 19,194.16, 28,780.44 and 5,864.80 is: 8,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.16 : 28,780.44 = 5,864.80 : x
  2. Step 2: Convert to fraction form
    19,194.16/28,780.44 = 5,864.80/x
  3. Step 3: Cross multiply
    19,194.16x = 28,780.44 × 5,864.80
  4. Step 4: Simplify right side
    19,194.16x = 168,791,524.51
  5. Step 5: Solve for x
    x = 168,791,524.51/19,194.16
  6. Step 6: Final answer
    x = 8,793.90

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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.