Home / 18,725.95-25,841.84-10,659.33

Finding the Fourth Proportional to 18,725.95, 25,841.84 and 10,659.33

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Solution

The fourth proportional to 18,725.95, 25,841.84 and 10,659.33 is: 14,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725.95 : 25,841.84 = 10,659.33 : x
  2. Step 2: Convert to fraction form
    18,725.95/25,841.84 = 10,659.33/x
  3. Step 3: Cross multiply
    18,725.95x = 25,841.84 × 10,659.33
  4. Step 4: Simplify right side
    18,725.95x = 275,456,727.02
  5. Step 5: Solve for x
    x = 275,456,727.02/18,725.95
  6. Step 6: Final answer
    x = 14,709.90

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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.