Home / 18,301.16-25,247.21-10,747.35

Finding the Fourth Proportional to 18,301.16, 25,247.21 and 10,747.35

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Solution

The fourth proportional to 18,301.16, 25,247.21 and 10,747.35 is: 14,826.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.16 : 25,247.21 = 10,747.35 : x
  2. Step 2: Convert to fraction form
    18,301.16/25,247.21 = 10,747.35/x
  3. Step 3: Cross multiply
    18,301.16x = 25,247.21 × 10,747.35
  4. Step 4: Simplify right side
    18,301.16x = 271,340,629.26
  5. Step 5: Solve for x
    x = 271,340,629.26/18,301.16
  6. Step 6: Final answer
    x = 14,826.42

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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.