Home / 31,045.87-46,576.68-8,859.33

Finding the Fourth Proportional to 31,045.87, 46,576.68 and 8,859.33

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Solution

The fourth proportional to 31,045.87, 46,576.68 and 8,859.33 is: 13,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,045.87 : 46,576.68 = 8,859.33 : x
  2. Step 2: Convert to fraction form
    31,045.87/46,576.68 = 8,859.33/x
  3. Step 3: Cross multiply
    31,045.87x = 46,576.68 × 8,859.33
  4. Step 4: Simplify right side
    31,045.87x = 412,638,145.20
  5. Step 5: Solve for x
    x = 412,638,145.20/31,045.87
  6. Step 6: Final answer
    x = 13,291.24

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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.