Home / 40,486.06-55,870.84-22,580.60

Finding the Fourth Proportional to 40,486.06, 55,870.84 and 22,580.60

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Solution

The fourth proportional to 40,486.06, 55,870.84 and 22,580.60 is: 31,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.06 : 55,870.84 = 22,580.60 : x
  2. Step 2: Convert to fraction form
    40,486.06/55,870.84 = 22,580.60/x
  3. Step 3: Cross multiply
    40,486.06x = 55,870.84 × 22,580.60
  4. Step 4: Simplify right side
    40,486.06x = 1,261,597,089.70
  5. Step 5: Solve for x
    x = 1,261,597,089.70/40,486.06
  6. Step 6: Final answer
    x = 31,161.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.