Home / 30,336.31-45,504.56-9,276.26

Finding the Fourth Proportional to 30,336.31, 45,504.56 and 9,276.26

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Solution

The fourth proportional to 30,336.31, 45,504.56 and 9,276.26 is: 13,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.31 : 45,504.56 = 9,276.26 : x
  2. Step 2: Convert to fraction form
    30,336.31/45,504.56 = 9,276.26/x
  3. Step 3: Cross multiply
    30,336.31x = 45,504.56 × 9,276.26
  4. Step 4: Simplify right side
    30,336.31x = 422,112,266.70
  5. Step 5: Solve for x
    x = 422,112,266.70/30,336.31
  6. Step 6: Final answer
    x = 13,914.42

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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.