Home / 11,374.20-17,027.70-8,465.40

Finding the Fourth Proportional to 11,374.20, 17,027.70 and 8,465.40

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Solution

The fourth proportional to 11,374.20, 17,027.70 and 8,465.40 is: 12,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,374.20 : 17,027.70 = 8,465.40 : x
  2. Step 2: Convert to fraction form
    11,374.20/17,027.70 = 8,465.40/x
  3. Step 3: Cross multiply
    11,374.20x = 17,027.70 × 8,465.40
  4. Step 4: Simplify right side
    11,374.20x = 144,146,291.58
  5. Step 5: Solve for x
    x = 144,146,291.58/11,374.20
  6. Step 6: Final answer
    x = 12,673.09

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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.