Home / 17,779.36-26,639.82-6,086.20

Finding the Fourth Proportional to 17,779.36, 26,639.82 and 6,086.20

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Solution

The fourth proportional to 17,779.36, 26,639.82 and 6,086.20 is: 9,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.36 : 26,639.82 = 6,086.20 : x
  2. Step 2: Convert to fraction form
    17,779.36/26,639.82 = 6,086.20/x
  3. Step 3: Cross multiply
    17,779.36x = 26,639.82 × 6,086.20
  4. Step 4: Simplify right side
    17,779.36x = 162,135,272.48
  5. Step 5: Solve for x
    x = 162,135,272.48/17,779.36
  6. Step 6: Final answer
    x = 9,119.30

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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.