Home / 15,136.40-22,704.60-11,852.30

Finding the Fourth Proportional to 15,136.40, 22,704.60 and 11,852.30

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Solution

The fourth proportional to 15,136.40, 22,704.60 and 11,852.30 is: 17,778.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.40 : 22,704.60 = 11,852.30 : x
  2. Step 2: Convert to fraction form
    15,136.40/22,704.60 = 11,852.30/x
  3. Step 3: Cross multiply
    15,136.40x = 22,704.60 × 11,852.30
  4. Step 4: Simplify right side
    15,136.40x = 269,101,730.58
  5. Step 5: Solve for x
    x = 269,101,730.58/15,136.40
  6. Step 6: Final answer
    x = 17,778.45

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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.