Home / 39,717.87-59,576.76-10,135.70

Finding the Fourth Proportional to 39,717.87, 59,576.76 and 10,135.70

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Solution

The fourth proportional to 39,717.87, 59,576.76 and 10,135.70 is: 15,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.87 : 59,576.76 = 10,135.70 : x
  2. Step 2: Convert to fraction form
    39,717.87/59,576.76 = 10,135.70/x
  3. Step 3: Cross multiply
    39,717.87x = 59,576.76 × 10,135.70
  4. Step 4: Simplify right side
    39,717.87x = 603,852,115.65
  5. Step 5: Solve for x
    x = 603,852,115.65/39,717.87
  6. Step 6: Final answer
    x = 15,203.54

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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.