Home / 15,383.03-23,074.32-9,380.87

Finding the Fourth Proportional to 15,383.03, 23,074.32 and 9,380.87

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Solution

The fourth proportional to 15,383.03, 23,074.32 and 9,380.87 is: 14,071.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.03 : 23,074.32 = 9,380.87 : x
  2. Step 2: Convert to fraction form
    15,383.03/23,074.32 = 9,380.87/x
  3. Step 3: Cross multiply
    15,383.03x = 23,074.32 × 9,380.87
  4. Step 4: Simplify right side
    15,383.03x = 216,457,305.86
  5. Step 5: Solve for x
    x = 216,457,305.86/15,383.03
  6. Step 6: Final answer
    x = 14,071.17

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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.