Home / 17,312.82-25,965.99-10,779.36

Finding the Fourth Proportional to 17,312.82, 25,965.99 and 10,779.36

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Solution

The fourth proportional to 17,312.82, 25,965.99 and 10,779.36 is: 16,167.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.82 : 25,965.99 = 10,779.36 : x
  2. Step 2: Convert to fraction form
    17,312.82/25,965.99 = 10,779.36/x
  3. Step 3: Cross multiply
    17,312.82x = 25,965.99 × 10,779.36
  4. Step 4: Simplify right side
    17,312.82x = 279,896,753.97
  5. Step 5: Solve for x
    x = 279,896,753.97/17,312.82
  6. Step 6: Final answer
    x = 16,167.02

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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.