Home / 17,742.40-26,589.30-14,461.90

Finding the Fourth Proportional to 17,742.40, 26,589.30 and 14,461.90

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Solution

The fourth proportional to 17,742.40, 26,589.30 and 14,461.90 is: 21,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.40 : 26,589.30 = 14,461.90 : x
  2. Step 2: Convert to fraction form
    17,742.40/26,589.30 = 14,461.90/x
  3. Step 3: Cross multiply
    17,742.40x = 26,589.30 × 14,461.90
  4. Step 4: Simplify right side
    17,742.40x = 384,531,797.67
  5. Step 5: Solve for x
    x = 384,531,797.67/17,742.40
  6. Step 6: Final answer
    x = 21,673.04

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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.