Home / 12,208.37-18,279.75-10,043.24

Finding the Fourth Proportional to 12,208.37, 18,279.75 and 10,043.24

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Solution

The fourth proportional to 12,208.37, 18,279.75 and 10,043.24 is: 15,037.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.37 : 18,279.75 = 10,043.24 : x
  2. Step 2: Convert to fraction form
    12,208.37/18,279.75 = 10,043.24/x
  3. Step 3: Cross multiply
    12,208.37x = 18,279.75 × 10,043.24
  4. Step 4: Simplify right side
    12,208.37x = 183,587,916.39
  5. Step 5: Solve for x
    x = 183,587,916.39/12,208.37
  6. Step 6: Final answer
    x = 15,037.87

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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.