Home / 37,928.39-52,341.17-21,161.39

Finding the Fourth Proportional to 37,928.39, 52,341.17 and 21,161.39

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Solution

The fourth proportional to 37,928.39, 52,341.17 and 21,161.39 is: 29,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,928.39 : 52,341.17 = 21,161.39 : x
  2. Step 2: Convert to fraction form
    37,928.39/52,341.17 = 21,161.39/x
  3. Step 3: Cross multiply
    37,928.39x = 52,341.17 × 21,161.39
  4. Step 4: Simplify right side
    37,928.39x = 1,107,611,543.91
  5. Step 5: Solve for x
    x = 1,107,611,543.91/37,928.39
  6. Step 6: Final answer
    x = 29,202.71

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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.