Home / 40,262.99-55,561.86-22,357.54

Finding the Fourth Proportional to 40,262.99, 55,561.86 and 22,357.54

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Solution

The fourth proportional to 40,262.99, 55,561.86 and 22,357.54 is: 30,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.99 : 55,561.86 = 22,357.54 : x
  2. Step 2: Convert to fraction form
    40,262.99/55,561.86 = 22,357.54/x
  3. Step 3: Cross multiply
    40,262.99x = 55,561.86 × 22,357.54
  4. Step 4: Simplify right side
    40,262.99x = 1,242,226,507.42
  5. Step 5: Solve for x
    x = 1,242,226,507.42/40,262.99
  6. Step 6: Final answer
    x = 30,852.81

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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.