Home / 37,333.44-51,519.75-21,420.38

Finding the Fourth Proportional to 37,333.44, 51,519.75 and 21,420.38

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Solution

The fourth proportional to 37,333.44, 51,519.75 and 21,420.38 is: 29,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,333.44 : 51,519.75 = 21,420.38 : x
  2. Step 2: Convert to fraction form
    37,333.44/51,519.75 = 21,420.38/x
  3. Step 3: Cross multiply
    37,333.44x = 51,519.75 × 21,420.38
  4. Step 4: Simplify right side
    37,333.44x = 1,103,572,670.98
  5. Step 5: Solve for x
    x = 1,103,572,670.98/37,333.44
  6. Step 6: Final answer
    x = 29,559.90

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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.