Home / 26,999.64-40,511.16-14,505.12

Finding the Fourth Proportional to 26,999.64, 40,511.16 and 14,505.12

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Solution

The fourth proportional to 26,999.64, 40,511.16 and 14,505.12 is: 21,763.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.64 : 40,511.16 = 14,505.12 : x
  2. Step 2: Convert to fraction form
    26,999.64/40,511.16 = 14,505.12/x
  3. Step 3: Cross multiply
    26,999.64x = 40,511.16 × 14,505.12
  4. Step 4: Simplify right side
    26,999.64x = 587,619,237.14
  5. Step 5: Solve for x
    x = 587,619,237.14/26,999.64
  6. Step 6: Final answer
    x = 21,763.97

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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.