Home / 33,323.14-45,985.82-18,215.80

Finding the Fourth Proportional to 33,323.14, 45,985.82 and 18,215.80

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Solution

The fourth proportional to 33,323.14, 45,985.82 and 18,215.80 is: 25,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.14 : 45,985.82 = 18,215.80 : x
  2. Step 2: Convert to fraction form
    33,323.14/45,985.82 = 18,215.80/x
  3. Step 3: Cross multiply
    33,323.14x = 45,985.82 × 18,215.80
  4. Step 4: Simplify right side
    33,323.14x = 837,668,499.96
  5. Step 5: Solve for x
    x = 837,668,499.96/33,323.14
  6. Step 6: Final answer
    x = 25,137.74

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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.