Home / 46,768.56-70,192.68-18,708.30

Finding the Fourth Proportional to 46,768.56, 70,192.68 and 18,708.30

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Solution

The fourth proportional to 46,768.56, 70,192.68 and 18,708.30 is: 28,078.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,768.56 : 70,192.68 = 18,708.30 : x
  2. Step 2: Convert to fraction form
    46,768.56/70,192.68 = 18,708.30/x
  3. Step 3: Cross multiply
    46,768.56x = 70,192.68 × 18,708.30
  4. Step 4: Simplify right side
    46,768.56x = 1,313,185,715.24
  5. Step 5: Solve for x
    x = 1,313,185,715.24/46,768.56
  6. Step 6: Final answer
    x = 28,078.39

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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.