Home / 40,421.94-55,783.26-22,517.25

Finding the Fourth Proportional to 40,421.94, 55,783.26 and 22,517.25

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Solution

The fourth proportional to 40,421.94, 55,783.26 and 22,517.25 is: 31,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421.94 : 55,783.26 = 22,517.25 : x
  2. Step 2: Convert to fraction form
    40,421.94/55,783.26 = 22,517.25/x
  3. Step 3: Cross multiply
    40,421.94x = 55,783.26 × 22,517.25
  4. Step 4: Simplify right side
    40,421.94x = 1,256,085,611.24
  5. Step 5: Solve for x
    x = 1,256,085,611.24/40,421.94
  6. Step 6: Final answer
    x = 31,074.35

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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.