Home / 30,308.37-41,822.56-16,880.88

Finding the Fourth Proportional to 30,308.37, 41,822.56 and 16,880.88

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Solution

The fourth proportional to 30,308.37, 41,822.56 and 16,880.88 is: 23,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,308.37 : 41,822.56 = 16,880.88 : x
  2. Step 2: Convert to fraction form
    30,308.37/41,822.56 = 16,880.88/x
  3. Step 3: Cross multiply
    30,308.37x = 41,822.56 × 16,880.88
  4. Step 4: Simplify right side
    30,308.37x = 706,001,616.65
  5. Step 5: Solve for x
    x = 706,001,616.65/30,308.37
  6. Step 6: Final answer
    x = 23,293.95

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1.5x scale

Why These Related Problems?

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