Home / 10,365.17-15,550.20-4,125.54

Finding the Fourth Proportional to 10,365.17, 15,550.20 and 4,125.54

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Solution

The fourth proportional to 10,365.17, 15,550.20 and 4,125.54 is: 6,189.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.17 : 15,550.20 = 4,125.54 : x
  2. Step 2: Convert to fraction form
    10,365.17/15,550.20 = 4,125.54/x
  3. Step 3: Cross multiply
    10,365.17x = 15,550.20 × 4,125.54
  4. Step 4: Simplify right side
    10,365.17x = 64,152,972.11
  5. Step 5: Solve for x
    x = 64,152,972.11/10,365.17
  6. Step 6: Final answer
    x = 6,189.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.