Home / 15,136.70-22,705.05-9,296.60

Finding the Fourth Proportional to 15,136.70, 22,705.05 and 9,296.60

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Solution

The fourth proportional to 15,136.70, 22,705.05 and 9,296.60 is: 13,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.70 : 22,705.05 = 9,296.60 : x
  2. Step 2: Convert to fraction form
    15,136.70/22,705.05 = 9,296.60/x
  3. Step 3: Cross multiply
    15,136.70x = 22,705.05 × 9,296.60
  4. Step 4: Simplify right side
    15,136.70x = 211,079,767.83
  5. Step 5: Solve for x
    x = 211,079,767.83/15,136.70
  6. Step 6: Final answer
    x = 13,944.90

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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.