Home / 21,784.88-32,677.31-6,202.50

Finding the Fourth Proportional to 21,784.88, 32,677.31 and 6,202.50

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Solution

The fourth proportional to 21,784.88, 32,677.31 and 6,202.50 is: 9,303.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.88 : 32,677.31 = 6,202.50 : x
  2. Step 2: Convert to fraction form
    21,784.88/32,677.31 = 6,202.50/x
  3. Step 3: Cross multiply
    21,784.88x = 32,677.31 × 6,202.50
  4. Step 4: Simplify right side
    21,784.88x = 202,681,081.46
  5. Step 5: Solve for x
    x = 202,681,081.46/21,784.88
  6. Step 6: Final answer
    x = 9,303.75

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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.