Home / 45,394.82-68,103.16-14,230.07

Finding the Fourth Proportional to 45,394.82, 68,103.16 and 14,230.07

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Solution

The fourth proportional to 45,394.82, 68,103.16 and 14,230.07 is: 21,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.82 : 68,103.16 = 14,230.07 : x
  2. Step 2: Convert to fraction form
    45,394.82/68,103.16 = 14,230.07/x
  3. Step 3: Cross multiply
    45,394.82x = 68,103.16 × 14,230.07
  4. Step 4: Simplify right side
    45,394.82x = 969,112,322.36
  5. Step 5: Solve for x
    x = 969,112,322.36/45,394.82
  6. Step 6: Final answer
    x = 21,348.52

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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.