Home / 40,235.94-55,529.10-22,334.40

Finding the Fourth Proportional to 40,235.94, 55,529.10 and 22,334.40

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Solution

The fourth proportional to 40,235.94, 55,529.10 and 22,334.40 is: 30,823.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,235.94 : 55,529.10 = 22,334.40 : x
  2. Step 2: Convert to fraction form
    40,235.94/55,529.10 = 22,334.40/x
  3. Step 3: Cross multiply
    40,235.94x = 55,529.10 × 22,334.40
  4. Step 4: Simplify right side
    40,235.94x = 1,240,209,131.04
  5. Step 5: Solve for x
    x = 1,240,209,131.04/40,235.94
  6. Step 6: Final answer
    x = 30,823.42

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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.