Home / 23,136.60-34,656.30-12,736.20

Finding the Fourth Proportional to 23,136.60, 34,656.30 and 12,736.20

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Solution

The fourth proportional to 23,136.60, 34,656.30 and 12,736.20 is: 19,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.60 : 34,656.30 = 12,736.20 : x
  2. Step 2: Convert to fraction form
    23,136.60/34,656.30 = 12,736.20/x
  3. Step 3: Cross multiply
    23,136.60x = 34,656.30 × 12,736.20
  4. Step 4: Simplify right side
    23,136.60x = 441,389,568.06
  5. Step 5: Solve for x
    x = 441,389,568.06/23,136.60
  6. Step 6: Final answer
    x = 19,077.55

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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.