Home / 23,078.86-34,558.21-21,676.26

Finding the Fourth Proportional to 23,078.86, 34,558.21 and 21,676.26

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Solution

The fourth proportional to 23,078.86, 34,558.21 and 21,676.26 is: 32,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.86 : 34,558.21 = 21,676.26 : x
  2. Step 2: Convert to fraction form
    23,078.86/34,558.21 = 21,676.26/x
  3. Step 3: Cross multiply
    23,078.86x = 34,558.21 × 21,676.26
  4. Step 4: Simplify right side
    23,078.86x = 749,092,615.95
  5. Step 5: Solve for x
    x = 749,092,615.95/23,078.86
  6. Step 6: Final answer
    x = 32,457.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.