Home / 36,211.50-49,973.69-20,892.38

Finding the Fourth Proportional to 36,211.50, 49,973.69 and 20,892.38

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Solution

The fourth proportional to 36,211.50, 49,973.69 and 20,892.38 is: 28,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.50 : 49,973.69 = 20,892.38 : x
  2. Step 2: Convert to fraction form
    36,211.50/49,973.69 = 20,892.38/x
  3. Step 3: Cross multiply
    36,211.50x = 49,973.69 × 20,892.38
  4. Step 4: Simplify right side
    36,211.50x = 1,044,069,123.84
  5. Step 5: Solve for x
    x = 1,044,069,123.84/36,211.50
  6. Step 6: Final answer
    x = 28,832.53

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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.