Home / 25,358.78-34,992.41-14,026.47

Finding the Fourth Proportional to 25,358.78, 34,992.41 and 14,026.47

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Solution

The fourth proportional to 25,358.78, 34,992.41 and 14,026.47 is: 19,355.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,358.78 : 34,992.41 = 14,026.47 : x
  2. Step 2: Convert to fraction form
    25,358.78/34,992.41 = 14,026.47/x
  3. Step 3: Cross multiply
    25,358.78x = 34,992.41 × 14,026.47
  4. Step 4: Simplify right side
    25,358.78x = 490,819,989.09
  5. Step 5: Solve for x
    x = 490,819,989.09/25,358.78
  6. Step 6: Final answer
    x = 19,355.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.