Home / 17,231.64-23,779.67-9,677.98

Finding the Fourth Proportional to 17,231.64, 23,779.67 and 9,677.98

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Solution

The fourth proportional to 17,231.64, 23,779.67 and 9,677.98 is: 13,355.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,231.64 : 23,779.67 = 9,677.98 : x
  2. Step 2: Convert to fraction form
    17,231.64/23,779.67 = 9,677.98/x
  3. Step 3: Cross multiply
    17,231.64x = 23,779.67 × 9,677.98
  4. Step 4: Simplify right side
    17,231.64x = 230,139,092.55
  5. Step 5: Solve for x
    x = 230,139,092.55/17,231.64
  6. Step 6: Final answer
    x = 13,355.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.