Home / 36,899.65-50,916.80-20,764.96

Finding the Fourth Proportional to 36,899.65, 50,916.80 and 20,764.96

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Solution

The fourth proportional to 36,899.65, 50,916.80 and 20,764.96 is: 28,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,899.65 : 50,916.80 = 20,764.96 : x
  2. Step 2: Convert to fraction form
    36,899.65/50,916.80 = 20,764.96/x
  3. Step 3: Cross multiply
    36,899.65x = 50,916.80 × 20,764.96
  4. Step 4: Simplify right side
    36,899.65x = 1,057,285,239.95
  5. Step 5: Solve for x
    x = 1,057,285,239.95/36,899.65
  6. Step 6: Final answer
    x = 28,652.99

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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.