Home / 37,887.44-52,285.07-20,891.72

Finding the Fourth Proportional to 37,887.44, 52,285.07 and 20,891.72

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Solution

The fourth proportional to 37,887.44, 52,285.07 and 20,891.72 is: 28,830.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,887.44 : 52,285.07 = 20,891.72 : x
  2. Step 2: Convert to fraction form
    37,887.44/52,285.07 = 20,891.72/x
  3. Step 3: Cross multiply
    37,887.44x = 52,285.07 × 20,891.72
  4. Step 4: Simplify right side
    37,887.44x = 1,092,325,225.56
  5. Step 5: Solve for x
    x = 1,092,325,225.56/37,887.44
  6. Step 6: Final answer
    x = 28,830.80

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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.