Home / 18,400.26-27,583.54-6,705.28

Finding the Fourth Proportional to 18,400.26, 27,583.54 and 6,705.28

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Solution

The fourth proportional to 18,400.26, 27,583.54 and 6,705.28 is: 10,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400.26 : 27,583.54 = 6,705.28 : x
  2. Step 2: Convert to fraction form
    18,400.26/27,583.54 = 6,705.28/x
  3. Step 3: Cross multiply
    18,400.26x = 27,583.54 × 6,705.28
  4. Step 4: Simplify right side
    18,400.26x = 184,955,376.81
  5. Step 5: Solve for x
    x = 184,955,376.81/18,400.26
  6. Step 6: Final answer
    x = 10,051.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.