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Finding the Fourth Proportional to 37,571.99, 56,361.74 and 13,885.76

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Solution

The fourth proportional to 37,571.99, 56,361.74 and 13,885.76 is: 20,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,571.99 : 56,361.74 = 13,885.76 : x
  2. Step 2: Convert to fraction form
    37,571.99/56,361.74 = 13,885.76/x
  3. Step 3: Cross multiply
    37,571.99x = 56,361.74 × 13,885.76
  4. Step 4: Simplify right side
    37,571.99x = 782,625,243.58
  5. Step 5: Solve for x
    x = 782,625,243.58/37,571.99
  6. Step 6: Final answer
    x = 20,830.02

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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.