Home / 17,429.55-26,140.42-4,949.30

Finding the Fourth Proportional to 17,429.55, 26,140.42 and 4,949.30

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Solution

The fourth proportional to 17,429.55, 26,140.42 and 4,949.30 is: 7,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.55 : 26,140.42 = 4,949.30 : x
  2. Step 2: Convert to fraction form
    17,429.55/26,140.42 = 4,949.30/x
  3. Step 3: Cross multiply
    17,429.55x = 26,140.42 × 4,949.30
  4. Step 4: Simplify right side
    17,429.55x = 129,376,852.24
  5. Step 5: Solve for x
    x = 129,376,852.24/17,429.55
  6. Step 6: Final answer
    x = 7,422.84

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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.