Home / 40,529.94-55,931.04-22,623.90

Finding the Fourth Proportional to 40,529.94, 55,931.04 and 22,623.90

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Solution

The fourth proportional to 40,529.94, 55,931.04 and 22,623.90 is: 31,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,529.94 : 55,931.04 = 22,623.90 : x
  2. Step 2: Convert to fraction form
    40,529.94/55,931.04 = 22,623.90/x
  3. Step 3: Cross multiply
    40,529.94x = 55,931.04 × 22,623.90
  4. Step 4: Simplify right side
    40,529.94x = 1,265,378,255.86
  5. Step 5: Solve for x
    x = 1,265,378,255.86/40,529.94
  6. Step 6: Final answer
    x = 31,220.83

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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.