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Finding the Fourth Proportional to 17,403, 26,069.94 and 8,611.08

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Solution

The fourth proportional to 17,403, 26,069.94 and 8,611.08 is: 12,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,403 : 26,069.94 = 8,611.08 : x
  2. Step 2: Convert to fraction form
    17,403/26,069.94 = 8,611.08/x
  3. Step 3: Cross multiply
    17,403x = 26,069.94 × 8,611.08
  4. Step 4: Simplify right side
    17,403x = 224,490,338.94
  5. Step 5: Solve for x
    x = 224,490,338.94/17,403
  6. Step 6: Final answer
    x = 12,899.52

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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.