Home / 45,287.45-62,453.24-29,138.27

Finding the Fourth Proportional to 45,287.45, 62,453.24 and 29,138.27

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Solution

The fourth proportional to 45,287.45, 62,453.24 and 29,138.27 is: 40,182.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.45 : 62,453.24 = 29,138.27 : x
  2. Step 2: Convert to fraction form
    45,287.45/62,453.24 = 29,138.27/x
  3. Step 3: Cross multiply
    45,287.45x = 62,453.24 × 29,138.27
  4. Step 4: Simplify right side
    45,287.45x = 1,819,778,911.54
  5. Step 5: Solve for x
    x = 1,819,778,911.54/45,287.45
  6. Step 6: Final answer
    x = 40,182.86

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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.