Home / 25,768.68-35,550.54-15,141.48

Finding the Fourth Proportional to 25,768.68, 35,550.54 and 15,141.48

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Solution

The fourth proportional to 25,768.68, 35,550.54 and 15,141.48 is: 20,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.68 : 35,550.54 = 15,141.48 : x
  2. Step 2: Convert to fraction form
    25,768.68/35,550.54 = 15,141.48/x
  3. Step 3: Cross multiply
    25,768.68x = 35,550.54 × 15,141.48
  4. Step 4: Simplify right side
    25,768.68x = 538,287,790.40
  5. Step 5: Solve for x
    x = 538,287,790.40/25,768.68
  6. Step 6: Final answer
    x = 20,889.23

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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.