Home / 12,093.16-18,126.54-4,695.40

Finding the Fourth Proportional to 12,093.16, 18,126.54 and 4,695.40

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Solution

The fourth proportional to 12,093.16, 18,126.54 and 4,695.40 is: 7,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.16 : 18,126.54 = 4,695.40 : x
  2. Step 2: Convert to fraction form
    12,093.16/18,126.54 = 4,695.40/x
  3. Step 3: Cross multiply
    12,093.16x = 18,126.54 × 4,695.40
  4. Step 4: Simplify right side
    12,093.16x = 85,111,355.92
  5. Step 5: Solve for x
    x = 85,111,355.92/12,093.16
  6. Step 6: Final answer
    x = 7,037.97

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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.