Home / 37,516.35-51,777.03-21,603.90

Finding the Fourth Proportional to 37,516.35, 51,777.03 and 21,603.90

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Solution

The fourth proportional to 37,516.35, 51,777.03 and 21,603.90 is: 29,815.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,516.35 : 51,777.03 = 21,603.90 : x
  2. Step 2: Convert to fraction form
    37,516.35/51,777.03 = 21,603.90/x
  3. Step 3: Cross multiply
    37,516.35x = 51,777.03 × 21,603.90
  4. Step 4: Simplify right side
    37,516.35x = 1,118,585,778.42
  5. Step 5: Solve for x
    x = 1,118,585,778.42/37,516.35
  6. Step 6: Final answer
    x = 29,815.95

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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.