Home / 25,841.25-35,643.92-18,659.18

Finding the Fourth Proportional to 25,841.25, 35,643.92 and 18,659.18

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Solution

The fourth proportional to 25,841.25, 35,643.92 and 18,659.18 is: 25,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.25 : 35,643.92 = 18,659.18 : x
  2. Step 2: Convert to fraction form
    25,841.25/35,643.92 = 18,659.18/x
  3. Step 3: Cross multiply
    25,841.25x = 35,643.92 × 18,659.18
  4. Step 4: Simplify right side
    25,841.25x = 665,086,315.00
  5. Step 5: Solve for x
    x = 665,086,315.00/25,841.25
  6. Step 6: Final answer
    x = 25,737.39

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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.