Home / 18,932.03-26,126.24-11,378.48

Finding the Fourth Proportional to 18,932.03, 26,126.24 and 11,378.48

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Solution

The fourth proportional to 18,932.03, 26,126.24 and 11,378.48 is: 15,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.03 : 26,126.24 = 11,378.48 : x
  2. Step 2: Convert to fraction form
    18,932.03/26,126.24 = 11,378.48/x
  3. Step 3: Cross multiply
    18,932.03x = 26,126.24 × 11,378.48
  4. Step 4: Simplify right side
    18,932.03x = 297,276,899.32
  5. Step 5: Solve for x
    x = 297,276,899.32/18,932.03
  6. Step 6: Final answer
    x = 15,702.33

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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.