Home / 33,246.52-45,879.54-18,139.24

Finding the Fourth Proportional to 33,246.52, 45,879.54 and 18,139.24

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Solution

The fourth proportional to 33,246.52, 45,879.54 and 18,139.24 is: 25,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.52 : 45,879.54 = 18,139.24 : x
  2. Step 2: Convert to fraction form
    33,246.52/45,879.54 = 18,139.24/x
  3. Step 3: Cross multiply
    33,246.52x = 45,879.54 × 18,139.24
  4. Step 4: Simplify right side
    33,246.52x = 832,219,987.15
  5. Step 5: Solve for x
    x = 832,219,987.15/33,246.52
  6. Step 6: Final answer
    x = 25,031.79

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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.