Home / 17,611.96-26,416.34-6,518.74

Finding the Fourth Proportional to 17,611.96, 26,416.34 and 6,518.74

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Solution

The fourth proportional to 17,611.96, 26,416.34 and 6,518.74 is: 9,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.96 : 26,416.34 = 6,518.74 : x
  2. Step 2: Convert to fraction form
    17,611.96/26,416.34 = 6,518.74/x
  3. Step 3: Cross multiply
    17,611.96x = 26,416.34 × 6,518.74
  4. Step 4: Simplify right side
    17,611.96x = 172,201,252.21
  5. Step 5: Solve for x
    x = 172,201,252.21/17,611.96
  6. Step 6: Final answer
    x = 9,777.52

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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.