Home / 18,604.32-27,925.92-13,679.52

Finding the Fourth Proportional to 18,604.32, 27,925.92 and 13,679.52

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Solution

The fourth proportional to 18,604.32, 27,925.92 and 13,679.52 is: 20,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.32 : 27,925.92 = 13,679.52 : x
  2. Step 2: Convert to fraction form
    18,604.32/27,925.92 = 13,679.52/x
  3. Step 3: Cross multiply
    18,604.32x = 27,925.92 × 13,679.52
  4. Step 4: Simplify right side
    18,604.32x = 382,013,181.16
  5. Step 5: Solve for x
    x = 382,013,181.16/18,604.32
  6. Step 6: Final answer
    x = 20,533.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.