Home / 36,478.62-50,321.16-25,128.36

Finding the Fourth Proportional to 36,478.62, 50,321.16 and 25,128.36

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Solution

The fourth proportional to 36,478.62, 50,321.16 and 25,128.36 is: 34,663.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478.62 : 50,321.16 = 25,128.36 : x
  2. Step 2: Convert to fraction form
    36,478.62/50,321.16 = 25,128.36/x
  3. Step 3: Cross multiply
    36,478.62x = 50,321.16 × 25,128.36
  4. Step 4: Simplify right side
    36,478.62x = 1,264,488,224.10
  5. Step 5: Solve for x
    x = 1,264,488,224.10/36,478.62
  6. Step 6: Final answer
    x = 34,663.82

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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.