Home / 26,118.11-36,043.32-14,181.65

Finding the Fourth Proportional to 26,118.11, 36,043.32 and 14,181.65

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Solution

The fourth proportional to 26,118.11, 36,043.32 and 14,181.65 is: 19,570.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.11 : 36,043.32 = 14,181.65 : x
  2. Step 2: Convert to fraction form
    26,118.11/36,043.32 = 14,181.65/x
  3. Step 3: Cross multiply
    26,118.11x = 36,043.32 × 14,181.65
  4. Step 4: Simplify right side
    26,118.11x = 511,153,749.08
  5. Step 5: Solve for x
    x = 511,153,749.08/26,118.11
  6. Step 6: Final answer
    x = 19,570.86

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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.