Home / 18,427.37-25,429.01-10,873.98

Finding the Fourth Proportional to 18,427.37, 25,429.01 and 10,873.98

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Solution

The fourth proportional to 18,427.37, 25,429.01 and 10,873.98 is: 15,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,427.37 : 25,429.01 = 10,873.98 : x
  2. Step 2: Convert to fraction form
    18,427.37/25,429.01 = 10,873.98/x
  3. Step 3: Cross multiply
    18,427.37x = 25,429.01 × 10,873.98
  4. Step 4: Simplify right side
    18,427.37x = 276,514,491.79
  5. Step 5: Solve for x
    x = 276,514,491.79/18,427.37
  6. Step 6: Final answer
    x = 15,005.64

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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.