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Finding the Fourth Proportional to 37,792.10, 56,686.05 and 11,494.78

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Solution

The fourth proportional to 37,792.10, 56,686.05 and 11,494.78 is: 17,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,792.10 : 56,686.05 = 11,494.78 : x
  2. Step 2: Convert to fraction form
    37,792.10/56,686.05 = 11,494.78/x
  3. Step 3: Cross multiply
    37,792.10x = 56,686.05 × 11,494.78
  4. Step 4: Simplify right side
    37,792.10x = 651,593,390.39
  5. Step 5: Solve for x
    x = 651,593,390.39/37,792.10
  6. Step 6: Final answer
    x = 17,241.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.