Home / 25,496.40-38,212.02-20,568.36

Finding the Fourth Proportional to 25,496.40, 38,212.02 and 20,568.36

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Solution

The fourth proportional to 25,496.40, 38,212.02 and 20,568.36 is: 30,826.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,496.40 : 38,212.02 = 20,568.36 : x
  2. Step 2: Convert to fraction form
    25,496.40/38,212.02 = 20,568.36/x
  3. Step 3: Cross multiply
    25,496.40x = 38,212.02 × 20,568.36
  4. Step 4: Simplify right side
    25,496.40x = 785,958,583.69
  5. Step 5: Solve for x
    x = 785,958,583.69/25,496.40
  6. Step 6: Final answer
    x = 30,826.26

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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.