Home / 13,358.36-20,030.12-5,466.42

Finding the Fourth Proportional to 13,358.36, 20,030.12 and 5,466.42

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Solution

The fourth proportional to 13,358.36, 20,030.12 and 5,466.42 is: 8,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358.36 : 20,030.12 = 5,466.42 : x
  2. Step 2: Convert to fraction form
    13,358.36/20,030.12 = 5,466.42/x
  3. Step 3: Cross multiply
    13,358.36x = 20,030.12 × 5,466.42
  4. Step 4: Simplify right side
    13,358.36x = 109,493,048.57
  5. Step 5: Solve for x
    x = 109,493,048.57/13,358.36
  6. Step 6: Final answer
    x = 8,196.59

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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.