Home / 36,890.24-50,907.72-20,123.20

Finding the Fourth Proportional to 36,890.24, 50,907.72 and 20,123.20

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Solution

The fourth proportional to 36,890.24, 50,907.72 and 20,123.20 is: 27,769.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.24 : 50,907.72 = 20,123.20 : x
  2. Step 2: Convert to fraction form
    36,890.24/50,907.72 = 20,123.20/x
  3. Step 3: Cross multiply
    36,890.24x = 50,907.72 × 20,123.20
  4. Step 4: Simplify right side
    36,890.24x = 1,024,426,231.10
  5. Step 5: Solve for x
    x = 1,024,426,231.10/36,890.24
  6. Step 6: Final answer
    x = 27,769.57

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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.