Home / 16,136.51-22,270.53-9,768.24

Finding the Fourth Proportional to 16,136.51, 22,270.53 and 9,768.24

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Solution

The fourth proportional to 16,136.51, 22,270.53 and 9,768.24 is: 13,481.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.51 : 22,270.53 = 9,768.24 : x
  2. Step 2: Convert to fraction form
    16,136.51/22,270.53 = 9,768.24/x
  3. Step 3: Cross multiply
    16,136.51x = 22,270.53 × 9,768.24
  4. Step 4: Simplify right side
    16,136.51x = 217,543,881.97
  5. Step 5: Solve for x
    x = 217,543,881.97/16,136.51
  6. Step 6: Final answer
    x = 13,481.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.