Home / 33,323.25-45,985.98-18,215.91

Finding the Fourth Proportional to 33,323.25, 45,985.98 and 18,215.91

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Solution

The fourth proportional to 33,323.25, 45,985.98 and 18,215.91 is: 25,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.25 : 45,985.98 = 18,215.91 : x
  2. Step 2: Convert to fraction form
    33,323.25/45,985.98 = 18,215.91/x
  3. Step 3: Cross multiply
    33,323.25x = 45,985.98 × 18,215.91
  4. Step 4: Simplify right side
    33,323.25x = 837,676,568.12
  5. Step 5: Solve for x
    x = 837,676,568.12/33,323.25
  6. Step 6: Final answer
    x = 25,137.90

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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.