Home / 40,209.51-55,491.63-23,216.86

Finding the Fourth Proportional to 40,209.51, 55,491.63 and 23,216.86

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Solution

The fourth proportional to 40,209.51, 55,491.63 and 23,216.86 is: 32,040.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,209.51 : 55,491.63 = 23,216.86 : x
  2. Step 2: Convert to fraction form
    40,209.51/55,491.63 = 23,216.86/x
  3. Step 3: Cross multiply
    40,209.51x = 55,491.63 × 23,216.86
  4. Step 4: Simplify right side
    40,209.51x = 1,288,341,404.88
  5. Step 5: Solve for x
    x = 1,288,341,404.88/40,209.51
  6. Step 6: Final answer
    x = 32,040.71

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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.