Home / 17,845.87-26,750.98-11,927.74

Finding the Fourth Proportional to 17,845.87, 26,750.98 and 11,927.74

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Solution

The fourth proportional to 17,845.87, 26,750.98 and 11,927.74 is: 17,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.87 : 26,750.98 = 11,927.74 : x
  2. Step 2: Convert to fraction form
    17,845.87/26,750.98 = 11,927.74/x
  3. Step 3: Cross multiply
    17,845.87x = 26,750.98 × 11,927.74
  4. Step 4: Simplify right side
    17,845.87x = 319,078,734.19
  5. Step 5: Solve for x
    x = 319,078,734.19/17,845.87
  6. Step 6: Final answer
    x = 17,879.70

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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.