Home / 17,778.36-26,638.32-6,085.20

Finding the Fourth Proportional to 17,778.36, 26,638.32 and 6,085.20

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Solution

The fourth proportional to 17,778.36, 26,638.32 and 6,085.20 is: 9,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.36 : 26,638.32 = 6,085.20 : x
  2. Step 2: Convert to fraction form
    17,778.36/26,638.32 = 6,085.20/x
  3. Step 3: Cross multiply
    17,778.36x = 26,638.32 × 6,085.20
  4. Step 4: Simplify right side
    17,778.36x = 162,099,504.86
  5. Step 5: Solve for x
    x = 162,099,504.86/17,778.36
  6. Step 6: Final answer
    x = 9,117.80

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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.