Home / 27,136.78-37,622.14-26,174.50

Finding the Fourth Proportional to 27,136.78, 37,622.14 and 26,174.50

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Solution

The fourth proportional to 27,136.78, 37,622.14 and 26,174.50 is: 36,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.78 : 37,622.14 = 26,174.50 : x
  2. Step 2: Convert to fraction form
    27,136.78/37,622.14 = 26,174.50/x
  3. Step 3: Cross multiply
    27,136.78x = 37,622.14 × 26,174.50
  4. Step 4: Simplify right side
    27,136.78x = 984,740,543.94
  5. Step 5: Solve for x
    x = 984,740,543.94/27,136.78
  6. Step 6: Final answer
    x = 36,288.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.