Home / 31,107.16-46,660.56-7,733.44

Finding the Fourth Proportional to 31,107.16, 46,660.56 and 7,733.44

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Solution

The fourth proportional to 31,107.16, 46,660.56 and 7,733.44 is: 11,600.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107.16 : 46,660.56 = 7,733.44 : x
  2. Step 2: Convert to fraction form
    31,107.16/46,660.56 = 7,733.44/x
  3. Step 3: Cross multiply
    31,107.16x = 46,660.56 × 7,733.44
  4. Step 4: Simplify right side
    31,107.16x = 360,846,641.13
  5. Step 5: Solve for x
    x = 360,846,641.13/31,107.16
  6. Step 6: Final answer
    x = 11,600.12

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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.