Home / 19,327.88-28,983.22-9,337.55

Finding the Fourth Proportional to 19,327.88, 28,983.22 and 9,337.55

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Solution

The fourth proportional to 19,327.88, 28,983.22 and 9,337.55 is: 14,002.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.88 : 28,983.22 = 9,337.55 : x
  2. Step 2: Convert to fraction form
    19,327.88/28,983.22 = 9,337.55/x
  3. Step 3: Cross multiply
    19,327.88x = 28,983.22 × 9,337.55
  4. Step 4: Simplify right side
    19,327.88x = 270,632,097.65
  5. Step 5: Solve for x
    x = 270,632,097.65/19,327.88
  6. Step 6: Final answer
    x = 14,002.16

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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.