Home / 10,136.54-15,212.52-8,166.98

Finding the Fourth Proportional to 10,136.54, 15,212.52 and 8,166.98

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Solution

The fourth proportional to 10,136.54, 15,212.52 and 8,166.98 is: 12,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.54 : 15,212.52 = 8,166.98 : x
  2. Step 2: Convert to fraction form
    10,136.54/15,212.52 = 8,166.98/x
  3. Step 3: Cross multiply
    10,136.54x = 15,212.52 × 8,166.98
  4. Step 4: Simplify right side
    10,136.54x = 124,240,270.53
  5. Step 5: Solve for x
    x = 124,240,270.53/10,136.54
  6. Step 6: Final answer
    x = 12,256.68

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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.