Home / 36,891.74-50,898.57-21,779.30

Finding the Fourth Proportional to 36,891.74, 50,898.57 and 21,779.30

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Solution

The fourth proportional to 36,891.74, 50,898.57 and 21,779.30 is: 30,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,891.74 : 50,898.57 = 21,779.30 : x
  2. Step 2: Convert to fraction form
    36,891.74/50,898.57 = 21,779.30/x
  3. Step 3: Cross multiply
    36,891.74x = 50,898.57 × 21,779.30
  4. Step 4: Simplify right side
    36,891.74x = 1,108,535,225.60
  5. Step 5: Solve for x
    x = 1,108,535,225.60/36,891.74
  6. Step 6: Final answer
    x = 30,048.33

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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.