Home / 37,311.06-51,494.18-21,392.40

Finding the Fourth Proportional to 37,311.06, 51,494.18 and 21,392.40

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Solution

The fourth proportional to 37,311.06, 51,494.18 and 21,392.40 is: 29,524.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,311.06 : 51,494.18 = 21,392.40 : x
  2. Step 2: Convert to fraction form
    37,311.06/51,494.18 = 21,392.40/x
  3. Step 3: Cross multiply
    37,311.06x = 51,494.18 × 21,392.40
  4. Step 4: Simplify right side
    37,311.06x = 1,101,584,096.23
  5. Step 5: Solve for x
    x = 1,101,584,096.23/37,311.06
  6. Step 6: Final answer
    x = 29,524.33

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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.