Home / 18,056.31-27,061.91-8,693.84

Finding the Fourth Proportional to 18,056.31, 27,061.91 and 8,693.84

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Solution

The fourth proportional to 18,056.31, 27,061.91 and 8,693.84 is: 13,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.31 : 27,061.91 = 8,693.84 : x
  2. Step 2: Convert to fraction form
    18,056.31/27,061.91 = 8,693.84/x
  3. Step 3: Cross multiply
    18,056.31x = 27,061.91 × 8,693.84
  4. Step 4: Simplify right side
    18,056.31x = 235,271,736.86
  5. Step 5: Solve for x
    x = 235,271,736.86/18,056.31
  6. Step 6: Final answer
    x = 13,029.89

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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.