Home / 25,035.78-34,553.62-14,431.58

Finding the Fourth Proportional to 25,035.78, 34,553.62 and 14,431.58

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Solution

The fourth proportional to 25,035.78, 34,553.62 and 14,431.58 is: 19,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,035.78 : 34,553.62 = 14,431.58 : x
  2. Step 2: Convert to fraction form
    25,035.78/34,553.62 = 14,431.58/x
  3. Step 3: Cross multiply
    25,035.78x = 34,553.62 × 14,431.58
  4. Step 4: Simplify right side
    25,035.78x = 498,663,331.32
  5. Step 5: Solve for x
    x = 498,663,331.32/25,035.78
  6. Step 6: Final answer
    x = 19,918.03

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1.5x scale

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.