Home / 19,282.60-28,928.52-6,632.14

Finding the Fourth Proportional to 19,282.60, 28,928.52 and 6,632.14

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Solution

The fourth proportional to 19,282.60, 28,928.52 and 6,632.14 is: 9,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.60 : 28,928.52 = 6,632.14 : x
  2. Step 2: Convert to fraction form
    19,282.60/28,928.52 = 6,632.14/x
  3. Step 3: Cross multiply
    19,282.60x = 28,928.52 × 6,632.14
  4. Step 4: Simplify right side
    19,282.60x = 191,857,994.63
  5. Step 5: Solve for x
    x = 191,857,994.63/19,282.60
  6. Step 6: Final answer
    x = 9,949.80

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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.