Home / 37,148.94-51,266.44-20,381.94

Finding the Fourth Proportional to 37,148.94, 51,266.44 and 20,381.94

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Solution

The fourth proportional to 37,148.94, 51,266.44 and 20,381.94 is: 28,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.94 : 51,266.44 = 20,381.94 : x
  2. Step 2: Convert to fraction form
    37,148.94/51,266.44 = 20,381.94/x
  3. Step 3: Cross multiply
    37,148.94x = 51,266.44 × 20,381.94
  4. Step 4: Simplify right side
    37,148.94x = 1,044,909,504.09
  5. Step 5: Solve for x
    x = 1,044,909,504.09/37,148.94
  6. Step 6: Final answer
    x = 28,127.57

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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.