Home / 17,918.56-26,855.52-9,577.98

Finding the Fourth Proportional to 17,918.56, 26,855.52 and 9,577.98

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Solution

The fourth proportional to 17,918.56, 26,855.52 and 9,577.98 is: 14,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.56 : 26,855.52 = 9,577.98 : x
  2. Step 2: Convert to fraction form
    17,918.56/26,855.52 = 9,577.98/x
  3. Step 3: Cross multiply
    17,918.56x = 26,855.52 × 9,577.98
  4. Step 4: Simplify right side
    17,918.56x = 257,221,633.45
  5. Step 5: Solve for x
    x = 257,221,633.45/17,918.56
  6. Step 6: Final answer
    x = 14,355.04

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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.