Home / 25,841.00-35,659.68-15,786.27

Finding the Fourth Proportional to 25,841.00, 35,659.68 and 15,786.27

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Solution

The fourth proportional to 25,841.00, 35,659.68 and 15,786.27 is: 21,784.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,841.00 : 35,659.68 = 15,786.27 : x
  2. Step 2: Convert to fraction form
    25,841.00/35,659.68 = 15,786.27/x
  3. Step 3: Cross multiply
    25,841.00x = 35,659.68 × 15,786.27
  4. Step 4: Simplify right side
    25,841.00x = 562,933,143.67
  5. Step 5: Solve for x
    x = 562,933,143.67/25,841.00
  6. Step 6: Final answer
    x = 21,784.50

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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.