Home / 37,370.88-51,569.28-20,601.60

Finding the Fourth Proportional to 37,370.88, 51,569.28 and 20,601.60

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Solution

The fourth proportional to 37,370.88, 51,569.28 and 20,601.60 is: 28,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,370.88 : 51,569.28 = 20,601.60 : x
  2. Step 2: Convert to fraction form
    37,370.88/51,569.28 = 20,601.60/x
  3. Step 3: Cross multiply
    37,370.88x = 51,569.28 × 20,601.60
  4. Step 4: Simplify right side
    37,370.88x = 1,062,409,678.85
  5. Step 5: Solve for x
    x = 1,062,409,678.85/37,370.88
  6. Step 6: Final answer
    x = 28,428.81

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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.