Home / 25,481.67-35,165.63-14,151.36

Finding the Fourth Proportional to 25,481.67, 35,165.63 and 14,151.36

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Solution

The fourth proportional to 25,481.67, 35,165.63 and 14,151.36 is: 19,529.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.67 : 35,165.63 = 14,151.36 : x
  2. Step 2: Convert to fraction form
    25,481.67/35,165.63 = 14,151.36/x
  3. Step 3: Cross multiply
    25,481.67x = 35,165.63 × 14,151.36
  4. Step 4: Simplify right side
    25,481.67x = 497,641,419
  5. Step 5: Solve for x
    x = 497,641,419/25,481.67
  6. Step 6: Final answer
    x = 19,529.39

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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.