Home / 25,672.77-38,511.59-10,086.75

Finding the Fourth Proportional to 25,672.77, 38,511.59 and 10,086.75

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Solution

The fourth proportional to 25,672.77, 38,511.59 and 10,086.75 is: 15,131.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.77 : 38,511.59 = 10,086.75 : x
  2. Step 2: Convert to fraction form
    25,672.77/38,511.59 = 10,086.75/x
  3. Step 3: Cross multiply
    25,672.77x = 38,511.59 × 10,086.75
  4. Step 4: Simplify right side
    25,672.77x = 388,456,730.00
  5. Step 5: Solve for x
    x = 388,456,730.00/25,672.77
  6. Step 6: Final answer
    x = 15,131.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.