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Finding the Fourth Proportional to 25,999.72, 35,879.64 and 14,063.08

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Solution

The fourth proportional to 25,999.72, 35,879.64 and 14,063.08 is: 19,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,999.72 : 35,879.64 = 14,063.08 : x
  2. Step 2: Convert to fraction form
    25,999.72/35,879.64 = 14,063.08/x
  3. Step 3: Cross multiply
    25,999.72x = 35,879.64 × 14,063.08
  4. Step 4: Simplify right side
    25,999.72x = 504,578,247.69
  5. Step 5: Solve for x
    x = 504,578,247.69/25,999.72
  6. Step 6: Final answer
    x = 19,407.06

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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.