Home / 38,943.44-58,443.32-15,576.40

Finding the Fourth Proportional to 38,943.44, 58,443.32 and 15,576.40

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Solution

The fourth proportional to 38,943.44, 58,443.32 and 15,576.40 is: 23,375.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,943.44 : 58,443.32 = 15,576.40 : x
  2. Step 2: Convert to fraction form
    38,943.44/58,443.32 = 15,576.40/x
  3. Step 3: Cross multiply
    38,943.44x = 58,443.32 × 15,576.40
  4. Step 4: Simplify right side
    38,943.44x = 910,336,529.65
  5. Step 5: Solve for x
    x = 910,336,529.65/38,943.44
  6. Step 6: Final answer
    x = 23,375.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.