Home / 25,736.40-35,539.56-16,308

Finding the Fourth Proportional to 25,736.40, 35,539.56 and 16,308

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Solution

The fourth proportional to 25,736.40, 35,539.56 and 16,308 is: 22,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,736.40 : 35,539.56 = 16,308 : x
  2. Step 2: Convert to fraction form
    25,736.40/35,539.56 = 16,308/x
  3. Step 3: Cross multiply
    25,736.40x = 35,539.56 × 16,308
  4. Step 4: Simplify right side
    25,736.40x = 579,579,144.48
  5. Step 5: Solve for x
    x = 579,579,144.48/25,736.40
  6. Step 6: Final answer
    x = 22,519.82

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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.