Home / 13,483.08-20,222.46-4,248.36

Finding the Fourth Proportional to 13,483.08, 20,222.46 and 4,248.36

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Solution

The fourth proportional to 13,483.08, 20,222.46 and 4,248.36 is: 6,371.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.08 : 20,222.46 = 4,248.36 : x
  2. Step 2: Convert to fraction form
    13,483.08/20,222.46 = 4,248.36/x
  3. Step 3: Cross multiply
    13,483.08x = 20,222.46 × 4,248.36
  4. Step 4: Simplify right side
    13,483.08x = 85,912,290.17
  5. Step 5: Solve for x
    x = 85,912,290.17/13,483.08
  6. Step 6: Final answer
    x = 6,371.86

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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.