Home / 18,000.50-27,005.93-5,522.35

Finding the Fourth Proportional to 18,000.50, 27,005.93 and 5,522.35

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Solution

The fourth proportional to 18,000.50, 27,005.93 and 5,522.35 is: 8,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.50 : 27,005.93 = 5,522.35 : x
  2. Step 2: Convert to fraction form
    18,000.50/27,005.93 = 5,522.35/x
  3. Step 3: Cross multiply
    18,000.50x = 27,005.93 × 5,522.35
  4. Step 4: Simplify right side
    18,000.50x = 149,136,197.54
  5. Step 5: Solve for x
    x = 149,136,197.54/18,000.50
  6. Step 6: Final answer
    x = 8,285.11

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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.