Home / 49,085.12-73,639.44-15,808.28

Finding the Fourth Proportional to 49,085.12, 73,639.44 and 15,808.28

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Solution

The fourth proportional to 49,085.12, 73,639.44 and 15,808.28 is: 23,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,085.12 : 73,639.44 = 15,808.28 : x
  2. Step 2: Convert to fraction form
    49,085.12/73,639.44 = 15,808.28/x
  3. Step 3: Cross multiply
    49,085.12x = 73,639.44 × 15,808.28
  4. Step 4: Simplify right side
    49,085.12x = 1,164,112,886.56
  5. Step 5: Solve for x
    x = 1,164,112,886.56/49,085.12
  6. Step 6: Final answer
    x = 23,716.21

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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.