Home / 45,481.12-62,768.54-25,341.28

Finding the Fourth Proportional to 45,481.12, 62,768.54 and 25,341.28

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Solution

The fourth proportional to 45,481.12, 62,768.54 and 25,341.28 is: 34,973.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,481.12 : 62,768.54 = 25,341.28 : x
  2. Step 2: Convert to fraction form
    45,481.12/62,768.54 = 25,341.28/x
  3. Step 3: Cross multiply
    45,481.12x = 62,768.54 × 25,341.28
  4. Step 4: Simplify right side
    45,481.12x = 1,590,635,147.33
  5. Step 5: Solve for x
    x = 1,590,635,147.33/45,481.12
  6. Step 6: Final answer
    x = 34,973.53

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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.