Home / 30,327.43-41,859.29-19,584.28

Finding the Fourth Proportional to 30,327.43, 41,859.29 and 19,584.28

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Solution

The fourth proportional to 30,327.43, 41,859.29 and 19,584.28 is: 27,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327.43 : 41,859.29 = 19,584.28 : x
  2. Step 2: Convert to fraction form
    30,327.43/41,859.29 = 19,584.28/x
  3. Step 3: Cross multiply
    30,327.43x = 41,859.29 × 19,584.28
  4. Step 4: Simplify right side
    30,327.43x = 819,784,184.79
  5. Step 5: Solve for x
    x = 819,784,184.79/30,327.43
  6. Step 6: Final answer
    x = 27,031.12

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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.