Home / 30,054.89-41,478.84-17,308.56

Finding the Fourth Proportional to 30,054.89, 41,478.84 and 17,308.56

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Solution

The fourth proportional to 30,054.89, 41,478.84 and 17,308.56 is: 23,887.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,054.89 : 41,478.84 = 17,308.56 : x
  2. Step 2: Convert to fraction form
    30,054.89/41,478.84 = 17,308.56/x
  3. Step 3: Cross multiply
    30,054.89x = 41,478.84 × 17,308.56
  4. Step 4: Simplify right side
    30,054.89x = 717,938,990.87
  5. Step 5: Solve for x
    x = 717,938,990.87/30,054.89
  6. Step 6: Final answer
    x = 23,887.59

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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.