Home / 30,370.82-41,915.38-17,795.56

Finding the Fourth Proportional to 30,370.82, 41,915.38 and 17,795.56

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Solution

The fourth proportional to 30,370.82, 41,915.38 and 17,795.56 is: 24,560.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,370.82 : 41,915.38 = 17,795.56 : x
  2. Step 2: Convert to fraction form
    30,370.82/41,915.38 = 17,795.56/x
  3. Step 3: Cross multiply
    30,370.82x = 41,915.38 × 17,795.56
  4. Step 4: Simplify right side
    30,370.82x = 745,907,659.71
  5. Step 5: Solve for x
    x = 745,907,659.71/30,370.82
  6. Step 6: Final answer
    x = 24,560.01

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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.