Home / 25,496.84-35,098.30-22,119.78

Finding the Fourth Proportional to 25,496.84, 35,098.30 and 22,119.78

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Solution

The fourth proportional to 25,496.84, 35,098.30 and 22,119.78 is: 30,449.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,496.84 : 35,098.30 = 22,119.78 : x
  2. Step 2: Convert to fraction form
    25,496.84/35,098.30 = 22,119.78/x
  3. Step 3: Cross multiply
    25,496.84x = 35,098.30 × 22,119.78
  4. Step 4: Simplify right side
    25,496.84x = 776,366,674.37
  5. Step 5: Solve for x
    x = 776,366,674.37/25,496.84
  6. Step 6: Final answer
    x = 30,449.53

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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.