Home / 18,849.15-26,007.48-12,137.04

Finding the Fourth Proportional to 18,849.15, 26,007.48 and 12,137.04

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Solution

The fourth proportional to 18,849.15, 26,007.48 and 12,137.04 is: 16,746.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.15 : 26,007.48 = 12,137.04 : x
  2. Step 2: Convert to fraction form
    18,849.15/26,007.48 = 12,137.04/x
  3. Step 3: Cross multiply
    18,849.15x = 26,007.48 × 12,137.04
  4. Step 4: Simplify right side
    18,849.15x = 315,653,825.06
  5. Step 5: Solve for x
    x = 315,653,825.06/18,849.15
  6. Step 6: Final answer
    x = 16,746.32

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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.