Home / 37,347.75-51,539.90-20,580.75

Finding the Fourth Proportional to 37,347.75, 51,539.90 and 20,580.75

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Solution

The fourth proportional to 37,347.75, 51,539.90 and 20,580.75 is: 28,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,347.75 : 51,539.90 = 20,580.75 : x
  2. Step 2: Convert to fraction form
    37,347.75/51,539.90 = 20,580.75/x
  3. Step 3: Cross multiply
    37,347.75x = 51,539.90 × 20,580.75
  4. Step 4: Simplify right side
    37,347.75x = 1,060,729,694.02
  5. Step 5: Solve for x
    x = 1,060,729,694.02/37,347.75
  6. Step 6: Final answer
    x = 28,401.44

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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.