Home / 18,461.52-27,685.44-6,612.03

Finding the Fourth Proportional to 18,461.52, 27,685.44 and 6,612.03

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Solution

The fourth proportional to 18,461.52, 27,685.44 and 6,612.03 is: 9,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,461.52 : 27,685.44 = 6,612.03 : x
  2. Step 2: Convert to fraction form
    18,461.52/27,685.44 = 6,612.03/x
  3. Step 3: Cross multiply
    18,461.52x = 27,685.44 × 6,612.03
  4. Step 4: Simplify right side
    18,461.52x = 183,056,788.36
  5. Step 5: Solve for x
    x = 183,056,788.36/18,461.52
  6. Step 6: Final answer
    x = 9,915.59

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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.