Home / 37,136.63-51,250.98-20,369.63

Finding the Fourth Proportional to 37,136.63, 51,250.98 and 20,369.63

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Solution

The fourth proportional to 37,136.63, 51,250.98 and 20,369.63 is: 28,111.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.63 : 51,250.98 = 20,369.63 : x
  2. Step 2: Convert to fraction form
    37,136.63/51,250.98 = 20,369.63/x
  3. Step 3: Cross multiply
    37,136.63x = 51,250.98 × 20,369.63
  4. Step 4: Simplify right side
    37,136.63x = 1,043,963,243.48
  5. Step 5: Solve for x
    x = 1,043,963,243.48/37,136.63
  6. Step 6: Final answer
    x = 28,111.42

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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.