Home / 37,173.32-51,292.56-21,040.55

Finding the Fourth Proportional to 37,173.32, 51,292.56 and 21,040.55

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Solution

The fourth proportional to 37,173.32, 51,292.56 and 21,040.55 is: 29,032.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,173.32 : 51,292.56 = 21,040.55 : x
  2. Step 2: Convert to fraction form
    37,173.32/51,292.56 = 21,040.55/x
  3. Step 3: Cross multiply
    37,173.32x = 51,292.56 × 21,040.55
  4. Step 4: Simplify right side
    37,173.32x = 1,079,223,311.64
  5. Step 5: Solve for x
    x = 1,079,223,311.64/37,173.32
  6. Step 6: Final answer
    x = 29,032.21

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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.