Home / 19,218.83-26,524.55-11,264.21

Finding the Fourth Proportional to 19,218.83, 26,524.55 and 11,264.21

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Solution

The fourth proportional to 19,218.83, 26,524.55 and 11,264.21 is: 15,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218.83 : 26,524.55 = 11,264.21 : x
  2. Step 2: Convert to fraction form
    19,218.83/26,524.55 = 11,264.21/x
  3. Step 3: Cross multiply
    19,218.83x = 26,524.55 × 11,264.21
  4. Step 4: Simplify right side
    19,218.83x = 298,778,045.03
  5. Step 5: Solve for x
    x = 298,778,045.03/19,218.83
  6. Step 6: Final answer
    x = 15,546.11

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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.