Home / 19,052.48-28,579.64-9,200.05

Finding the Fourth Proportional to 19,052.48, 28,579.64 and 9,200.05

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Solution

The fourth proportional to 19,052.48, 28,579.64 and 9,200.05 is: 13,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.48 : 28,579.64 = 9,200.05 : x
  2. Step 2: Convert to fraction form
    19,052.48/28,579.64 = 9,200.05/x
  3. Step 3: Cross multiply
    19,052.48x = 28,579.64 × 9,200.05
  4. Step 4: Simplify right side
    19,052.48x = 262,933,999.53
  5. Step 5: Solve for x
    x = 262,933,999.53/19,052.48
  6. Step 6: Final answer
    x = 13,800.51

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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.