Home / 10,974.24-15,042.80-10,826.56

Finding the Fourth Proportional to 10,974.24, 15,042.80 and 10,826.56

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Solution

The fourth proportional to 10,974.24, 15,042.80 and 10,826.56 is: 14,840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.24 : 15,042.80 = 10,826.56 : x
  2. Step 2: Convert to fraction form
    10,974.24/15,042.80 = 10,826.56/x
  3. Step 3: Cross multiply
    10,974.24x = 15,042.80 × 10,826.56
  4. Step 4: Simplify right side
    10,974.24x = 162,861,776.77
  5. Step 5: Solve for x
    x = 162,861,776.77/10,974.24
  6. Step 6: Final answer
    x = 14,840.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.