Home / 40,464.81-55,841.69-22,560.96

Finding the Fourth Proportional to 40,464.81, 55,841.69 and 22,560.96

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Solution

The fourth proportional to 40,464.81, 55,841.69 and 22,560.96 is: 31,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,464.81 : 55,841.69 = 22,560.96 : x
  2. Step 2: Convert to fraction form
    40,464.81/55,841.69 = 22,560.96/x
  3. Step 3: Cross multiply
    40,464.81x = 55,841.69 × 22,560.96
  4. Step 4: Simplify right side
    40,464.81x = 1,259,842,021.62
  5. Step 5: Solve for x
    x = 1,259,842,021.62/40,464.81
  6. Step 6: Final answer
    x = 31,134.26

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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.