Home / 37,429.45-51,639.33-22,112.72

Finding the Fourth Proportional to 37,429.45, 51,639.33 and 22,112.72

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Solution

The fourth proportional to 37,429.45, 51,639.33 and 22,112.72 is: 30,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,429.45 : 51,639.33 = 22,112.72 : x
  2. Step 2: Convert to fraction form
    37,429.45/51,639.33 = 22,112.72/x
  3. Step 3: Cross multiply
    37,429.45x = 51,639.33 × 22,112.72
  4. Step 4: Simplify right side
    37,429.45x = 1,141,885,878.27
  5. Step 5: Solve for x
    x = 1,141,885,878.27/37,429.45
  6. Step 6: Final answer
    x = 30,507.69

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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.