Home / 37,417.62-51,636.21-20,650.50

Finding the Fourth Proportional to 37,417.62, 51,636.21 and 20,650.50

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Solution

The fourth proportional to 37,417.62, 51,636.21 and 20,650.50 is: 28,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,417.62 : 51,636.21 = 20,650.50 : x
  2. Step 2: Convert to fraction form
    37,417.62/51,636.21 = 20,650.50/x
  3. Step 3: Cross multiply
    37,417.62x = 51,636.21 × 20,650.50
  4. Step 4: Simplify right side
    37,417.62x = 1,066,313,554.61
  5. Step 5: Solve for x
    x = 1,066,313,554.61/37,417.62
  6. Step 6: Final answer
    x = 28,497.63

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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.