Home / 37,015.32-51,079.79-21,096.70

Finding the Fourth Proportional to 37,015.32, 51,079.79 and 21,096.70

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Solution

The fourth proportional to 37,015.32, 51,079.79 and 21,096.70 is: 29,112.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,015.32 : 51,079.79 = 21,096.70 : x
  2. Step 2: Convert to fraction form
    37,015.32/51,079.79 = 21,096.70/x
  3. Step 3: Cross multiply
    37,015.32x = 51,079.79 × 21,096.70
  4. Step 4: Simplify right side
    37,015.32x = 1,077,614,772.51
  5. Step 5: Solve for x
    x = 1,077,614,772.51/37,015.32
  6. Step 6: Final answer
    x = 29,112.67

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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.