Home / 18,841.52-26,010.24-11,778.32

Finding the Fourth Proportional to 18,841.52, 26,010.24 and 11,778.32

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Solution

The fourth proportional to 18,841.52, 26,010.24 and 11,778.32 is: 16,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.52 : 26,010.24 = 11,778.32 : x
  2. Step 2: Convert to fraction form
    18,841.52/26,010.24 = 11,778.32/x
  3. Step 3: Cross multiply
    18,841.52x = 26,010.24 × 11,778.32
  4. Step 4: Simplify right side
    18,841.52x = 306,356,930.00
  5. Step 5: Solve for x
    x = 306,356,930.00/18,841.52
  6. Step 6: Final answer
    x = 16,259.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.