Home / 45,458.44-62,731.37-25,315.31

Finding the Fourth Proportional to 45,458.44, 62,731.37 and 25,315.31

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Solution

The fourth proportional to 45,458.44, 62,731.37 and 25,315.31 is: 34,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458.44 : 62,731.37 = 25,315.31 : x
  2. Step 2: Convert to fraction form
    45,458.44/62,731.37 = 25,315.31/x
  3. Step 3: Cross multiply
    45,458.44x = 62,731.37 × 25,315.31
  4. Step 4: Simplify right side
    45,458.44x = 1,588,064,298.39
  5. Step 5: Solve for x
    x = 1,588,064,298.39/45,458.44
  6. Step 6: Final answer
    x = 34,934.42

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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.