Home / 25,273.13-34,865.64-14,656.61

Finding the Fourth Proportional to 25,273.13, 34,865.64 and 14,656.61

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Solution

The fourth proportional to 25,273.13, 34,865.64 and 14,656.61 is: 20,219.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,273.13 : 34,865.64 = 14,656.61 : x
  2. Step 2: Convert to fraction form
    25,273.13/34,865.64 = 14,656.61/x
  3. Step 3: Cross multiply
    25,273.13x = 34,865.64 × 14,656.61
  4. Step 4: Simplify right side
    25,273.13x = 511,012,087.88
  5. Step 5: Solve for x
    x = 511,012,087.88/25,273.13
  6. Step 6: Final answer
    x = 20,219.58

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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.