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Finding the Fourth Proportional to 17,699.58, 26,555.74 and 8,927.88

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Solution

The fourth proportional to 17,699.58, 26,555.74 and 8,927.88 is: 13,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,699.58 : 26,555.74 = 8,927.88 : x
  2. Step 2: Convert to fraction form
    17,699.58/26,555.74 = 8,927.88/x
  3. Step 3: Cross multiply
    17,699.58x = 26,555.74 × 8,927.88
  4. Step 4: Simplify right side
    17,699.58x = 237,086,460.03
  5. Step 5: Solve for x
    x = 237,086,460.03/17,699.58
  6. Step 6: Final answer
    x = 13,395.03

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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.