Home / 30,221.36-45,293.66-17,081.08

Finding the Fourth Proportional to 30,221.36, 45,293.66 and 17,081.08

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Solution

The fourth proportional to 30,221.36, 45,293.66 and 17,081.08 is: 25,599.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,221.36 : 45,293.66 = 17,081.08 : x
  2. Step 2: Convert to fraction form
    30,221.36/45,293.66 = 17,081.08/x
  3. Step 3: Cross multiply
    30,221.36x = 45,293.66 × 17,081.08
  4. Step 4: Simplify right side
    30,221.36x = 773,664,629.95
  5. Step 5: Solve for x
    x = 773,664,629.95/30,221.36
  6. Step 6: Final answer
    x = 25,599.93

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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.