Home / 25,608.38-35,329.77-18,910.08

Finding the Fourth Proportional to 25,608.38, 35,329.77 and 18,910.08

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Solution

The fourth proportional to 25,608.38, 35,329.77 and 18,910.08 is: 26,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.38 : 35,329.77 = 18,910.08 : x
  2. Step 2: Convert to fraction form
    25,608.38/35,329.77 = 18,910.08/x
  3. Step 3: Cross multiply
    25,608.38x = 35,329.77 × 18,910.08
  4. Step 4: Simplify right side
    25,608.38x = 668,088,777.08
  5. Step 5: Solve for x
    x = 668,088,777.08/25,608.38
  6. Step 6: Final answer
    x = 26,088.68

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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.