Home / 26,374.42-39,557.20-11,579.36

Finding the Fourth Proportional to 26,374.42, 39,557.20 and 11,579.36

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Solution

The fourth proportional to 26,374.42, 39,557.20 and 11,579.36 is: 17,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.42 : 39,557.20 = 11,579.36 : x
  2. Step 2: Convert to fraction form
    26,374.42/39,557.20 = 11,579.36/x
  3. Step 3: Cross multiply
    26,374.42x = 39,557.20 × 11,579.36
  4. Step 4: Simplify right side
    26,374.42x = 458,047,059.39
  5. Step 5: Solve for x
    x = 458,047,059.39/26,374.42
  6. Step 6: Final answer
    x = 17,367.10

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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.