Home / 17,216.90-25,782.15-11,341.70

Finding the Fourth Proportional to 17,216.90, 25,782.15 and 11,341.70

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Solution

The fourth proportional to 17,216.90, 25,782.15 and 11,341.70 is: 16,984.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.90 : 25,782.15 = 11,341.70 : x
  2. Step 2: Convert to fraction form
    17,216.90/25,782.15 = 11,341.70/x
  3. Step 3: Cross multiply
    17,216.90x = 25,782.15 × 11,341.70
  4. Step 4: Simplify right side
    17,216.90x = 292,413,410.66
  5. Step 5: Solve for x
    x = 292,413,410.66/17,216.90
  6. Step 6: Final answer
    x = 16,984.09

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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.