Home / 37,370.38-51,571.51-20,603.98

Finding the Fourth Proportional to 37,370.38, 51,571.51 and 20,603.98

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Solution

The fourth proportional to 37,370.38, 51,571.51 and 20,603.98 is: 28,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,370.38 : 51,571.51 = 20,603.98 : x
  2. Step 2: Convert to fraction form
    37,370.38/51,571.51 = 20,603.98/x
  3. Step 3: Cross multiply
    37,370.38x = 51,571.51 × 20,603.98
  4. Step 4: Simplify right side
    37,370.38x = 1,062,578,360.61
  5. Step 5: Solve for x
    x = 1,062,578,360.61/37,370.38
  6. Step 6: Final answer
    x = 28,433.70

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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.