Home / 13,787.66-20,675.00-9,632.36

Finding the Fourth Proportional to 13,787.66, 20,675.00 and 9,632.36

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Solution

The fourth proportional to 13,787.66, 20,675.00 and 9,632.36 is: 14,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,787.66 : 20,675.00 = 9,632.36 : x
  2. Step 2: Convert to fraction form
    13,787.66/20,675.00 = 9,632.36/x
  3. Step 3: Cross multiply
    13,787.66x = 20,675.00 × 9,632.36
  4. Step 4: Simplify right side
    13,787.66x = 199,148,891.46
  5. Step 5: Solve for x
    x = 199,148,891.46/13,787.66
  6. Step 6: Final answer
    x = 14,444.00

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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.