Home / 31,745.36-47,576.25-17,711.99

Finding the Fourth Proportional to 31,745.36, 47,576.25 and 17,711.99

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Solution

The fourth proportional to 31,745.36, 47,576.25 and 17,711.99 is: 26,544.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,745.36 : 47,576.25 = 17,711.99 : x
  2. Step 2: Convert to fraction form
    31,745.36/47,576.25 = 17,711.99/x
  3. Step 3: Cross multiply
    31,745.36x = 47,576.25 × 17,711.99
  4. Step 4: Simplify right side
    31,745.36x = 842,670,064.24
  5. Step 5: Solve for x
    x = 842,670,064.24/31,745.36
  6. Step 6: Final answer
    x = 26,544.67

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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.