Home / 20,004.60-29,967.30-17,542.20

Finding the Fourth Proportional to 20,004.60, 29,967.30 and 17,542.20

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Solution

The fourth proportional to 20,004.60, 29,967.30 and 17,542.20 is: 26,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.60 : 29,967.30 = 17,542.20 : x
  2. Step 2: Convert to fraction form
    20,004.60/29,967.30 = 17,542.20/x
  3. Step 3: Cross multiply
    20,004.60x = 29,967.30 × 17,542.20
  4. Step 4: Simplify right side
    20,004.60x = 525,692,370.06
  5. Step 5: Solve for x
    x = 525,692,370.06/20,004.60
  6. Step 6: Final answer
    x = 26,278.57

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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.