Home / 25,616.50-38,415.50-10,826.56

Finding the Fourth Proportional to 25,616.50, 38,415.50 and 10,826.56

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Solution

The fourth proportional to 25,616.50, 38,415.50 and 10,826.56 is: 16,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.50 : 38,415.50 = 10,826.56 : x
  2. Step 2: Convert to fraction form
    25,616.50/38,415.50 = 10,826.56/x
  3. Step 3: Cross multiply
    25,616.50x = 38,415.50 × 10,826.56
  4. Step 4: Simplify right side
    25,616.50x = 415,907,715.68
  5. Step 5: Solve for x
    x = 415,907,715.68/25,616.50
  6. Step 6: Final answer
    x = 16,235.93

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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.