Home / 40,521.33-55,922.60-22,619.03

Finding the Fourth Proportional to 40,521.33, 55,922.60 and 22,619.03

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Solution

The fourth proportional to 40,521.33, 55,922.60 and 22,619.03 is: 31,216.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,521.33 : 55,922.60 = 22,619.03 : x
  2. Step 2: Convert to fraction form
    40,521.33/55,922.60 = 22,619.03/x
  3. Step 3: Cross multiply
    40,521.33x = 55,922.60 × 22,619.03
  4. Step 4: Simplify right side
    40,521.33x = 1,264,914,744.01
  5. Step 5: Solve for x
    x = 1,264,914,744.01/40,521.33
  6. Step 6: Final answer
    x = 31,216.02

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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.