Home / 37,404.84-51,618.42-20,637.88

Finding the Fourth Proportional to 37,404.84, 51,618.42 and 20,637.88

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Solution

The fourth proportional to 37,404.84, 51,618.42 and 20,637.88 is: 28,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,404.84 : 51,618.42 = 20,637.88 : x
  2. Step 2: Convert to fraction form
    37,404.84/51,618.42 = 20,637.88/x
  3. Step 3: Cross multiply
    37,404.84x = 51,618.42 × 20,637.88
  4. Step 4: Simplify right side
    37,404.84x = 1,065,294,757.75
  5. Step 5: Solve for x
    x = 1,065,294,757.75/37,404.84
  6. Step 6: Final answer
    x = 28,480.13

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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.