Home / 39,213.99-54,159.66-25,844.54

Finding the Fourth Proportional to 39,213.99, 54,159.66 and 25,844.54

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Solution

The fourth proportional to 39,213.99, 54,159.66 and 25,844.54 is: 35,694.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,213.99 : 54,159.66 = 25,844.54 : x
  2. Step 2: Convert to fraction form
    39,213.99/54,159.66 = 25,844.54/x
  3. Step 3: Cross multiply
    39,213.99x = 54,159.66 × 25,844.54
  4. Step 4: Simplify right side
    39,213.99x = 1,399,731,228.46
  5. Step 5: Solve for x
    x = 1,399,731,228.46/39,213.99
  6. Step 6: Final answer
    x = 35,694.69

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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.