Home / 17,778.86-26,639.07-6,085.70

Finding the Fourth Proportional to 17,778.86, 26,639.07 and 6,085.70

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Solution

The fourth proportional to 17,778.86, 26,639.07 and 6,085.70 is: 9,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,778.86 : 26,639.07 = 6,085.70 : x
  2. Step 2: Convert to fraction form
    17,778.86/26,639.07 = 6,085.70/x
  3. Step 3: Cross multiply
    17,778.86x = 26,639.07 × 6,085.70
  4. Step 4: Simplify right side
    17,778.86x = 162,117,388.30
  5. Step 5: Solve for x
    x = 162,117,388.30/17,778.86
  6. Step 6: Final answer
    x = 9,118.55

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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.