Home / 28,818.24-43,227.36-6,930.24

Finding the Fourth Proportional to 28,818.24, 43,227.36 and 6,930.24

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Solution

The fourth proportional to 28,818.24, 43,227.36 and 6,930.24 is: 10,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.24 : 43,227.36 = 6,930.24 : x
  2. Step 2: Convert to fraction form
    28,818.24/43,227.36 = 6,930.24/x
  3. Step 3: Cross multiply
    28,818.24x = 43,227.36 × 6,930.24
  4. Step 4: Simplify right side
    28,818.24x = 299,575,979.37
  5. Step 5: Solve for x
    x = 299,575,979.37/28,818.24
  6. Step 6: Final answer
    x = 10,395.36

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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.