Home / 23,787.18-35,681.64-7,992.72

Finding the Fourth Proportional to 23,787.18, 35,681.64 and 7,992.72

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Solution

The fourth proportional to 23,787.18, 35,681.64 and 7,992.72 is: 11,989.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787.18 : 35,681.64 = 7,992.72 : x
  2. Step 2: Convert to fraction form
    23,787.18/35,681.64 = 7,992.72/x
  3. Step 3: Cross multiply
    23,787.18x = 35,681.64 × 7,992.72
  4. Step 4: Simplify right side
    23,787.18x = 285,193,357.66
  5. Step 5: Solve for x
    x = 285,193,357.66/23,787.18
  6. Step 6: Final answer
    x = 11,989.37

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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.