Home / 17,416.76-26,121.64-8,528.26

Finding the Fourth Proportional to 17,416.76, 26,121.64 and 8,528.26

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Solution

The fourth proportional to 17,416.76, 26,121.64 and 8,528.26 is: 12,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,416.76 : 26,121.64 = 8,528.26 : x
  2. Step 2: Convert to fraction form
    17,416.76/26,121.64 = 8,528.26/x
  3. Step 3: Cross multiply
    17,416.76x = 26,121.64 × 8,528.26
  4. Step 4: Simplify right side
    17,416.76x = 222,772,137.55
  5. Step 5: Solve for x
    x = 222,772,137.55/17,416.76
  6. Step 6: Final answer
    x = 12,790.68

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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.