Home / 18,849.12-26,004.33-10,889.88

Finding the Fourth Proportional to 18,849.12, 26,004.33 and 10,889.88

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Solution

The fourth proportional to 18,849.12, 26,004.33 and 10,889.88 is: 15,023.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.12 : 26,004.33 = 10,889.88 : x
  2. Step 2: Convert to fraction form
    18,849.12/26,004.33 = 10,889.88/x
  3. Step 3: Cross multiply
    18,849.12x = 26,004.33 × 10,889.88
  4. Step 4: Simplify right side
    18,849.12x = 283,184,033.18
  5. Step 5: Solve for x
    x = 283,184,033.18/18,849.12
  6. Step 6: Final answer
    x = 15,023.73

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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.