Home / 18,860.05-26,027.36-10,362.39

Finding the Fourth Proportional to 18,860.05, 26,027.36 and 10,362.39

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Solution

The fourth proportional to 18,860.05, 26,027.36 and 10,362.39 is: 14,300.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.05 : 26,027.36 = 10,362.39 : x
  2. Step 2: Convert to fraction form
    18,860.05/26,027.36 = 10,362.39/x
  3. Step 3: Cross multiply
    18,860.05x = 26,027.36 × 10,362.39
  4. Step 4: Simplify right side
    18,860.05x = 269,705,544.43
  5. Step 5: Solve for x
    x = 269,705,544.43/18,860.05
  6. Step 6: Final answer
    x = 14,300.36

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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.