Home / 13,357.35-20,028.63-5,465.41

Finding the Fourth Proportional to 13,357.35, 20,028.63 and 5,465.41

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Solution

The fourth proportional to 13,357.35, 20,028.63 and 5,465.41 is: 8,195.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357.35 : 20,028.63 = 5,465.41 : x
  2. Step 2: Convert to fraction form
    13,357.35/20,028.63 = 5,465.41/x
  3. Step 3: Cross multiply
    13,357.35x = 20,028.63 × 5,465.41
  4. Step 4: Simplify right side
    13,357.35x = 109,464,674.69
  5. Step 5: Solve for x
    x = 109,464,674.69/13,357.35
  6. Step 6: Final answer
    x = 8,195.09

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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.