Home / 40,555.55-55,958.54-22,647.80

Finding the Fourth Proportional to 40,555.55, 55,958.54 and 22,647.80

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Solution

The fourth proportional to 40,555.55, 55,958.54 and 22,647.80 is: 31,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,555.55 : 55,958.54 = 22,647.80 : x
  2. Step 2: Convert to fraction form
    40,555.55/55,958.54 = 22,647.80/x
  3. Step 3: Cross multiply
    40,555.55x = 55,958.54 × 22,647.80
  4. Step 4: Simplify right side
    40,555.55x = 1,267,337,848.87
  5. Step 5: Solve for x
    x = 1,267,337,848.87/40,555.55
  6. Step 6: Final answer
    x = 31,249.43

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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.