Home / 26,136.37-39,206.05-7,414.94

Finding the Fourth Proportional to 26,136.37, 39,206.05 and 7,414.94

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Solution

The fourth proportional to 26,136.37, 39,206.05 and 7,414.94 is: 11,122.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.37 : 39,206.05 = 7,414.94 : x
  2. Step 2: Convert to fraction form
    26,136.37/39,206.05 = 7,414.94/x
  3. Step 3: Cross multiply
    26,136.37x = 39,206.05 × 7,414.94
  4. Step 4: Simplify right side
    26,136.37x = 290,710,275.28
  5. Step 5: Solve for x
    x = 290,710,275.28/26,136.37
  6. Step 6: Final answer
    x = 11,122.83

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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.