Home / 27,619.12-38,095.14-20,883.16

Finding the Fourth Proportional to 27,619.12, 38,095.14 and 20,883.16

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Solution

The fourth proportional to 27,619.12, 38,095.14 and 20,883.16 is: 28,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619.12 : 38,095.14 = 20,883.16 : x
  2. Step 2: Convert to fraction form
    27,619.12/38,095.14 = 20,883.16/x
  3. Step 3: Cross multiply
    27,619.12x = 38,095.14 × 20,883.16
  4. Step 4: Simplify right side
    27,619.12x = 795,546,903.84
  5. Step 5: Solve for x
    x = 795,546,903.84/27,619.12
  6. Step 6: Final answer
    x = 28,804.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.