Home / 16,765.48-23,136.66-9,212.50

Finding the Fourth Proportional to 16,765.48, 23,136.66 and 9,212.50

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Solution

The fourth proportional to 16,765.48, 23,136.66 and 9,212.50 is: 12,713.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.48 : 23,136.66 = 9,212.50 : x
  2. Step 2: Convert to fraction form
    16,765.48/23,136.66 = 9,212.50/x
  3. Step 3: Cross multiply
    16,765.48x = 23,136.66 × 9,212.50
  4. Step 4: Simplify right side
    16,765.48x = 213,146,480.25
  5. Step 5: Solve for x
    x = 213,146,480.25/16,765.48
  6. Step 6: Final answer
    x = 12,713.41

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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.