Home / 37,517.12-51,775.48-21,604.08

Finding the Fourth Proportional to 37,517.12, 51,775.48 and 21,604.08

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Solution

The fourth proportional to 37,517.12, 51,775.48 and 21,604.08 is: 29,814.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,517.12 : 51,775.48 = 21,604.08 : x
  2. Step 2: Convert to fraction form
    37,517.12/51,775.48 = 21,604.08/x
  3. Step 3: Cross multiply
    37,517.12x = 51,775.48 × 21,604.08
  4. Step 4: Simplify right side
    37,517.12x = 1,118,561,611.96
  5. Step 5: Solve for x
    x = 1,118,561,611.96/37,517.12
  6. Step 6: Final answer
    x = 29,814.70

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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.