Home / 26,481.96-39,722.49-13,999.32

Finding the Fourth Proportional to 26,481.96, 39,722.49 and 13,999.32

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Solution

The fourth proportional to 26,481.96, 39,722.49 and 13,999.32 is: 20,998.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.96 : 39,722.49 = 13,999.32 : x
  2. Step 2: Convert to fraction form
    26,481.96/39,722.49 = 13,999.32/x
  3. Step 3: Cross multiply
    26,481.96x = 39,722.49 × 13,999.32
  4. Step 4: Simplify right side
    26,481.96x = 556,087,848.71
  5. Step 5: Solve for x
    x = 556,087,848.71/26,481.96
  6. Step 6: Final answer
    x = 20,998.74

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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.