Home / 37,234.89-51,378.71-21,316.77

Finding the Fourth Proportional to 37,234.89, 51,378.71 and 21,316.77

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Solution

The fourth proportional to 37,234.89, 51,378.71 and 21,316.77 is: 29,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,234.89 : 51,378.71 = 21,316.77 : x
  2. Step 2: Convert to fraction form
    37,234.89/51,378.71 = 21,316.77/x
  3. Step 3: Cross multiply
    37,234.89x = 51,378.71 × 21,316.77
  4. Step 4: Simplify right side
    37,234.89x = 1,095,228,037.38
  5. Step 5: Solve for x
    x = 1,095,228,037.38/37,234.89
  6. Step 6: Final answer
    x = 29,414.03

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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.