Home / 18,746.16-25,863.48-13,082.64

Finding the Fourth Proportional to 18,746.16, 25,863.48 and 13,082.64

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Solution

The fourth proportional to 18,746.16, 25,863.48 and 13,082.64 is: 18,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.16 : 25,863.48 = 13,082.64 : x
  2. Step 2: Convert to fraction form
    18,746.16/25,863.48 = 13,082.64/x
  3. Step 3: Cross multiply
    18,746.16x = 25,863.48 × 13,082.64
  4. Step 4: Simplify right side
    18,746.16x = 338,362,597.99
  5. Step 5: Solve for x
    x = 338,362,597.99/18,746.16
  6. Step 6: Final answer
    x = 18,049.70

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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.