Home / 31,259.09-46,896.83-12,535.73

Finding the Fourth Proportional to 31,259.09, 46,896.83 and 12,535.73

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Solution

The fourth proportional to 31,259.09, 46,896.83 and 12,535.73 is: 18,806.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.09 : 46,896.83 = 12,535.73 : x
  2. Step 2: Convert to fraction form
    31,259.09/46,896.83 = 12,535.73/x
  3. Step 3: Cross multiply
    31,259.09x = 46,896.83 × 12,535.73
  4. Step 4: Simplify right side
    31,259.09x = 587,885,701.57
  5. Step 5: Solve for x
    x = 587,885,701.57/31,259.09
  6. Step 6: Final answer
    x = 18,806.87

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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.