Home / 17,038.20-25,533.66-12,874.80

Finding the Fourth Proportional to 17,038.20, 25,533.66 and 12,874.80

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Solution

The fourth proportional to 17,038.20, 25,533.66 and 12,874.80 is: 19,294.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.20 : 25,533.66 = 12,874.80 : x
  2. Step 2: Convert to fraction form
    17,038.20/25,533.66 = 12,874.80/x
  3. Step 3: Cross multiply
    17,038.20x = 25,533.66 × 12,874.80
  4. Step 4: Simplify right side
    17,038.20x = 328,740,765.77
  5. Step 5: Solve for x
    x = 328,740,765.77/17,038.20
  6. Step 6: Final answer
    x = 19,294.34

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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.