Home / 30,422.28-41,986.98-17,851.08

Finding the Fourth Proportional to 30,422.28, 41,986.98 and 17,851.08

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Solution

The fourth proportional to 30,422.28, 41,986.98 and 17,851.08 is: 24,636.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,422.28 : 41,986.98 = 17,851.08 : x
  2. Step 2: Convert to fraction form
    30,422.28/41,986.98 = 17,851.08/x
  3. Step 3: Cross multiply
    30,422.28x = 41,986.98 × 17,851.08
  4. Step 4: Simplify right side
    30,422.28x = 749,512,938.94
  5. Step 5: Solve for x
    x = 749,512,938.94/30,422.28
  6. Step 6: Final answer
    x = 24,636.97

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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.