Home / 19,383.35-29,074.32-5,532.35

Finding the Fourth Proportional to 19,383.35, 29,074.32 and 5,532.35

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Solution

The fourth proportional to 19,383.35, 29,074.32 and 5,532.35 is: 8,298.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.35 : 29,074.32 = 5,532.35 : x
  2. Step 2: Convert to fraction form
    19,383.35/29,074.32 = 5,532.35/x
  3. Step 3: Cross multiply
    19,383.35x = 29,074.32 × 5,532.35
  4. Step 4: Simplify right side
    19,383.35x = 160,849,168.88
  5. Step 5: Solve for x
    x = 160,849,168.88/19,383.35
  6. Step 6: Final answer
    x = 8,298.32

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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.