Home / 19,813.21-29,756.84-17,442.14

Finding the Fourth Proportional to 19,813.21, 29,756.84 and 17,442.14

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Solution

The fourth proportional to 19,813.21, 29,756.84 and 17,442.14 is: 26,195.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813.21 : 29,756.84 = 17,442.14 : x
  2. Step 2: Convert to fraction form
    19,813.21/29,756.84 = 17,442.14/x
  3. Step 3: Cross multiply
    19,813.21x = 29,756.84 × 17,442.14
  4. Step 4: Simplify right side
    19,813.21x = 519,022,969.24
  5. Step 5: Solve for x
    x = 519,022,969.24/19,813.21
  6. Step 6: Final answer
    x = 26,195.80

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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.