Home / 31,013.16-46,512.84-8,826.12

Finding the Fourth Proportional to 31,013.16, 46,512.84 and 8,826.12

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Solution

The fourth proportional to 31,013.16, 46,512.84 and 8,826.12 is: 13,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,013.16 : 46,512.84 = 8,826.12 : x
  2. Step 2: Convert to fraction form
    31,013.16/46,512.84 = 8,826.12/x
  3. Step 3: Cross multiply
    31,013.16x = 46,512.84 × 8,826.12
  4. Step 4: Simplify right side
    31,013.16x = 410,527,907.38
  5. Step 5: Solve for x
    x = 410,527,907.38/31,013.16
  6. Step 6: Final answer
    x = 13,237.22

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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.