Home / 45,456.33-62,729.81-25,317.09

Finding the Fourth Proportional to 45,456.33, 62,729.81 and 25,317.09

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Solution

The fourth proportional to 45,456.33, 62,729.81 and 25,317.09 is: 34,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,456.33 : 62,729.81 = 25,317.09 : x
  2. Step 2: Convert to fraction form
    45,456.33/62,729.81 = 25,317.09/x
  3. Step 3: Cross multiply
    45,456.33x = 62,729.81 × 25,317.09
  4. Step 4: Simplify right side
    45,456.33x = 1,588,136,245.45
  5. Step 5: Solve for x
    x = 1,588,136,245.45/45,456.33
  6. Step 6: Final answer
    x = 34,937.63

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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.