Home / 19,576.20-29,364.30-13,671.30

Finding the Fourth Proportional to 19,576.20, 29,364.30 and 13,671.30

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Solution

The fourth proportional to 19,576.20, 29,364.30 and 13,671.30 is: 20,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.20 : 29,364.30 = 13,671.30 : x
  2. Step 2: Convert to fraction form
    19,576.20/29,364.30 = 13,671.30/x
  3. Step 3: Cross multiply
    19,576.20x = 29,364.30 × 13,671.30
  4. Step 4: Simplify right side
    19,576.20x = 401,448,154.59
  5. Step 5: Solve for x
    x = 401,448,154.59/19,576.20
  6. Step 6: Final answer
    x = 20,506.95

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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.