Home / 25,936.12-35,794.74-15,328.36

Finding the Fourth Proportional to 25,936.12, 35,794.74 and 15,328.36

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Solution

The fourth proportional to 25,936.12, 35,794.74 and 15,328.36 is: 21,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,936.12 : 35,794.74 = 15,328.36 : x
  2. Step 2: Convert to fraction form
    25,936.12/35,794.74 = 15,328.36/x
  3. Step 3: Cross multiply
    25,936.12x = 35,794.74 × 15,328.36
  4. Step 4: Simplify right side
    25,936.12x = 548,674,660.83
  5. Step 5: Solve for x
    x = 548,674,660.83/25,936.12
  6. Step 6: Final answer
    x = 21,154.85

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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.