Home / 18,136.02-27,179.55-9,352.50

Finding the Fourth Proportional to 18,136.02, 27,179.55 and 9,352.50

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Solution

The fourth proportional to 18,136.02, 27,179.55 and 9,352.50 is: 14,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,136.02 : 27,179.55 = 9,352.50 : x
  2. Step 2: Convert to fraction form
    18,136.02/27,179.55 = 9,352.50/x
  3. Step 3: Cross multiply
    18,136.02x = 27,179.55 × 9,352.50
  4. Step 4: Simplify right side
    18,136.02x = 254,196,741.38
  5. Step 5: Solve for x
    x = 254,196,741.38/18,136.02
  6. Step 6: Final answer
    x = 14,016.13

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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.