Home / 31,010.89-46,525.15-15,220.66

Finding the Fourth Proportional to 31,010.89, 46,525.15 and 15,220.66

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Solution

The fourth proportional to 31,010.89, 46,525.15 and 15,220.66 is: 22,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.89 : 46,525.15 = 15,220.66 : x
  2. Step 2: Convert to fraction form
    31,010.89/46,525.15 = 15,220.66/x
  3. Step 3: Cross multiply
    31,010.89x = 46,525.15 × 15,220.66
  4. Step 4: Simplify right side
    31,010.89x = 708,143,489.60
  5. Step 5: Solve for x
    x = 708,143,489.60/31,010.89
  6. Step 6: Final answer
    x = 22,835.32

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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.