Home / 18,859.82-26,026.76-10,362.12

Finding the Fourth Proportional to 18,859.82, 26,026.76 and 10,362.12

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Solution

The fourth proportional to 18,859.82, 26,026.76 and 10,362.12 is: 14,299.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,859.82 : 26,026.76 = 10,362.12 : x
  2. Step 2: Convert to fraction form
    18,859.82/26,026.76 = 10,362.12/x
  3. Step 3: Cross multiply
    18,859.82x = 26,026.76 × 10,362.12
  4. Step 4: Simplify right side
    18,859.82x = 269,692,410.33
  5. Step 5: Solve for x
    x = 269,692,410.33/18,859.82
  6. Step 6: Final answer
    x = 14,299.84

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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.