Home / 31,037.70-46,561.16-14,399.42

Finding the Fourth Proportional to 31,037.70, 46,561.16 and 14,399.42

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Solution

The fourth proportional to 31,037.70, 46,561.16 and 14,399.42 is: 21,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,037.70 : 46,561.16 = 14,399.42 : x
  2. Step 2: Convert to fraction form
    31,037.70/46,561.16 = 14,399.42/x
  3. Step 3: Cross multiply
    31,037.70x = 46,561.16 × 14,399.42
  4. Step 4: Simplify right side
    31,037.70x = 670,453,393.72
  5. Step 5: Solve for x
    x = 670,453,393.72/31,037.70
  6. Step 6: Final answer
    x = 21,601.26

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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.