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Finding the Fourth Proportional to 25,449.87, 35,108.73 and 16,955.94

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Solution

The fourth proportional to 25,449.87, 35,108.73 and 16,955.94 is: 23,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.87 : 35,108.73 = 16,955.94 : x
  2. Step 2: Convert to fraction form
    25,449.87/35,108.73 = 16,955.94/x
  3. Step 3: Cross multiply
    25,449.87x = 35,108.73 × 16,955.94
  4. Step 4: Simplify right side
    25,449.87x = 595,301,519.36
  5. Step 5: Solve for x
    x = 595,301,519.36/25,449.87
  6. Step 6: Final answer
    x = 23,391.14

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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.