Home / 18,883.08-26,051.16-11,329.56

Finding the Fourth Proportional to 18,883.08, 26,051.16 and 11,329.56

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Solution

The fourth proportional to 18,883.08, 26,051.16 and 11,329.56 is: 15,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.08 : 26,051.16 = 11,329.56 : x
  2. Step 2: Convert to fraction form
    18,883.08/26,051.16 = 11,329.56/x
  3. Step 3: Cross multiply
    18,883.08x = 26,051.16 × 11,329.56
  4. Step 4: Simplify right side
    18,883.08x = 295,148,180.29
  5. Step 5: Solve for x
    x = 295,148,180.29/18,883.08
  6. Step 6: Final answer
    x = 15,630.30

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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.