Home / 37,391.35-51,601.22-21,478.99

Finding the Fourth Proportional to 37,391.35, 51,601.22 and 21,478.99

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Solution

The fourth proportional to 37,391.35, 51,601.22 and 21,478.99 is: 29,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,391.35 : 51,601.22 = 21,478.99 : x
  2. Step 2: Convert to fraction form
    37,391.35/51,601.22 = 21,478.99/x
  3. Step 3: Cross multiply
    37,391.35x = 51,601.22 × 21,478.99
  4. Step 4: Simplify right side
    37,391.35x = 1,108,342,088.37
  5. Step 5: Solve for x
    x = 1,108,342,088.37/37,391.35
  6. Step 6: Final answer
    x = 29,641.67

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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.