Home / 37,267.88-51,428.84-21,361.70

Finding the Fourth Proportional to 37,267.88, 51,428.84 and 21,361.70

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Solution

The fourth proportional to 37,267.88, 51,428.84 and 21,361.70 is: 29,478.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,267.88 : 51,428.84 = 21,361.70 : x
  2. Step 2: Convert to fraction form
    37,267.88/51,428.84 = 21,361.70/x
  3. Step 3: Cross multiply
    37,267.88x = 51,428.84 × 21,361.70
  4. Step 4: Simplify right side
    37,267.88x = 1,098,607,451.43
  5. Step 5: Solve for x
    x = 1,098,607,451.43/37,267.88
  6. Step 6: Final answer
    x = 29,478.67

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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.