Home / 30,883.41-42,619.28-16,736.22

Finding the Fourth Proportional to 30,883.41, 42,619.28 and 16,736.22

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Solution

The fourth proportional to 30,883.41, 42,619.28 and 16,736.22 is: 23,096.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883.41 : 42,619.28 = 16,736.22 : x
  2. Step 2: Convert to fraction form
    30,883.41/42,619.28 = 16,736.22/x
  3. Step 3: Cross multiply
    30,883.41x = 42,619.28 × 16,736.22
  4. Step 4: Simplify right side
    30,883.41x = 713,285,562.64
  5. Step 5: Solve for x
    x = 713,285,562.64/30,883.41
  6. Step 6: Final answer
    x = 23,096.08

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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.