Home / 12,845.19-19,270.17-4,530.50

Finding the Fourth Proportional to 12,845.19, 19,270.17 and 4,530.50

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Solution

The fourth proportional to 12,845.19, 19,270.17 and 4,530.50 is: 6,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845.19 : 19,270.17 = 4,530.50 : x
  2. Step 2: Convert to fraction form
    12,845.19/19,270.17 = 4,530.50/x
  3. Step 3: Cross multiply
    12,845.19x = 19,270.17 × 4,530.50
  4. Step 4: Simplify right side
    12,845.19x = 87,303,481.10
  5. Step 5: Solve for x
    x = 87,303,481.10/12,845.19
  6. Step 6: Final answer
    x = 6,796.59

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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.