Home / 33,159.81-45,760.54-18,255.81

Finding the Fourth Proportional to 33,159.81, 45,760.54 and 18,255.81

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Solution

The fourth proportional to 33,159.81, 45,760.54 and 18,255.81 is: 25,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,159.81 : 45,760.54 = 18,255.81 : x
  2. Step 2: Convert to fraction form
    33,159.81/45,760.54 = 18,255.81/x
  3. Step 3: Cross multiply
    33,159.81x = 45,760.54 × 18,255.81
  4. Step 4: Simplify right side
    33,159.81x = 835,395,723.74
  5. Step 5: Solve for x
    x = 835,395,723.74/33,159.81
  6. Step 6: Final answer
    x = 25,193.02

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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.