Home / 25,339.58-34,969.60-16,826.99

Finding the Fourth Proportional to 25,339.58, 34,969.60 and 16,826.99

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Solution

The fourth proportional to 25,339.58, 34,969.60 and 16,826.99 is: 23,221.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.58 : 34,969.60 = 16,826.99 : x
  2. Step 2: Convert to fraction form
    25,339.58/34,969.60 = 16,826.99/x
  3. Step 3: Cross multiply
    25,339.58x = 34,969.60 × 16,826.99
  4. Step 4: Simplify right side
    25,339.58x = 588,433,105.07
  5. Step 5: Solve for x
    x = 588,433,105.07/25,339.58
  6. Step 6: Final answer
    x = 23,221.89

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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.