Home / 13,117.53-19,676.30-4,352.22

Finding the Fourth Proportional to 13,117.53, 19,676.30 and 4,352.22

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Solution

The fourth proportional to 13,117.53, 19,676.30 and 4,352.22 is: 6,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.53 : 19,676.30 = 4,352.22 : x
  2. Step 2: Convert to fraction form
    13,117.53/19,676.30 = 4,352.22/x
  3. Step 3: Cross multiply
    13,117.53x = 19,676.30 × 4,352.22
  4. Step 4: Simplify right side
    13,117.53x = 85,635,586.39
  5. Step 5: Solve for x
    x = 85,635,586.39/13,117.53
  6. Step 6: Final answer
    x = 6,528.33

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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.