Home / 17,683.23-24,253.34-15,690.33

Finding the Fourth Proportional to 17,683.23, 24,253.34 and 15,690.33

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Solution

The fourth proportional to 17,683.23, 24,253.34 and 15,690.33 is: 21,519.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,683.23 : 24,253.34 = 15,690.33 : x
  2. Step 2: Convert to fraction form
    17,683.23/24,253.34 = 15,690.33/x
  3. Step 3: Cross multiply
    17,683.23x = 24,253.34 × 15,690.33
  4. Step 4: Simplify right side
    17,683.23x = 380,542,908.20
  5. Step 5: Solve for x
    x = 380,542,908.20/17,683.23
  6. Step 6: Final answer
    x = 21,519.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.