Home / 31,211.24-46,789.08-11,485.22

Finding the Fourth Proportional to 31,211.24, 46,789.08 and 11,485.22

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Solution

The fourth proportional to 31,211.24, 46,789.08 and 11,485.22 is: 17,217.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,211.24 : 46,789.08 = 11,485.22 : x
  2. Step 2: Convert to fraction form
    31,211.24/46,789.08 = 11,485.22/x
  3. Step 3: Cross multiply
    31,211.24x = 46,789.08 × 11,485.22
  4. Step 4: Simplify right side
    31,211.24x = 537,382,877.40
  5. Step 5: Solve for x
    x = 537,382,877.40/31,211.24
  6. Step 6: Final answer
    x = 17,217.61

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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.