Home / 13,122.33-19,683.23-4,357.32

Finding the Fourth Proportional to 13,122.33, 19,683.23 and 4,357.32

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Solution

The fourth proportional to 13,122.33, 19,683.23 and 4,357.32 is: 6,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122.33 : 19,683.23 = 4,357.32 : x
  2. Step 2: Convert to fraction form
    13,122.33/19,683.23 = 4,357.32/x
  3. Step 3: Cross multiply
    13,122.33x = 19,683.23 × 4,357.32
  4. Step 4: Simplify right side
    13,122.33x = 85,766,109.96
  5. Step 5: Solve for x
    x = 85,766,109.96/13,122.33
  6. Step 6: Final answer
    x = 6,535.89

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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.