Home / 19,232.22-28,678.65-18,546.96

Finding the Fourth Proportional to 19,232.22, 28,678.65 and 18,546.96

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Solution

The fourth proportional to 19,232.22, 28,678.65 and 18,546.96 is: 27,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.22 : 28,678.65 = 18,546.96 : x
  2. Step 2: Convert to fraction form
    19,232.22/28,678.65 = 18,546.96/x
  3. Step 3: Cross multiply
    19,232.22x = 28,678.65 × 18,546.96
  4. Step 4: Simplify right side
    19,232.22x = 531,901,774.40
  5. Step 5: Solve for x
    x = 531,901,774.40/19,232.22
  6. Step 6: Final answer
    x = 27,656.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.