Home / 23,330.94-34,967.10-18,381

Finding the Fourth Proportional to 23,330.94, 34,967.10 and 18,381

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Solution

The fourth proportional to 23,330.94, 34,967.10 and 18,381 is: 27,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.94 : 34,967.10 = 18,381 : x
  2. Step 2: Convert to fraction form
    23,330.94/34,967.10 = 18,381/x
  3. Step 3: Cross multiply
    23,330.94x = 34,967.10 × 18,381
  4. Step 4: Simplify right side
    23,330.94x = 642,730,265.10
  5. Step 5: Solve for x
    x = 642,730,265.10/23,330.94
  6. Step 6: Final answer
    x = 27,548.41

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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.