Home / 40,262.09-55,565.21-22,360.60

Finding the Fourth Proportional to 40,262.09, 55,565.21 and 22,360.60

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Solution

The fourth proportional to 40,262.09, 55,565.21 and 22,360.60 is: 30,859.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.09 : 55,565.21 = 22,360.60 : x
  2. Step 2: Convert to fraction form
    40,262.09/55,565.21 = 22,360.60/x
  3. Step 3: Cross multiply
    40,262.09x = 55,565.21 × 22,360.60
  4. Step 4: Simplify right side
    40,262.09x = 1,242,471,045.10
  5. Step 5: Solve for x
    x = 1,242,471,045.10/40,262.09
  6. Step 6: Final answer
    x = 30,859.58

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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.