Home / 40,522.80-55,923.84-22,618.56

Finding the Fourth Proportional to 40,522.80, 55,923.84 and 22,618.56

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Solution

The fourth proportional to 40,522.80, 55,923.84 and 22,618.56 is: 31,214.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,522.80 : 55,923.84 = 22,618.56 : x
  2. Step 2: Convert to fraction form
    40,522.80/55,923.84 = 22,618.56/x
  3. Step 3: Cross multiply
    40,522.80x = 55,923.84 × 22,618.56
  4. Step 4: Simplify right side
    40,522.80x = 1,264,916,730.47
  5. Step 5: Solve for x
    x = 1,264,916,730.47/40,522.80
  6. Step 6: Final answer
    x = 31,214.94

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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.