Home / 33,209.04-45,827.94-18,102.30

Finding the Fourth Proportional to 33,209.04, 45,827.94 and 18,102.30

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Solution

The fourth proportional to 33,209.04, 45,827.94 and 18,102.30 is: 24,980.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.04 : 45,827.94 = 18,102.30 : x
  2. Step 2: Convert to fraction form
    33,209.04/45,827.94 = 18,102.30/x
  3. Step 3: Cross multiply
    33,209.04x = 45,827.94 × 18,102.30
  4. Step 4: Simplify right side
    33,209.04x = 829,591,118.26
  5. Step 5: Solve for x
    x = 829,591,118.26/33,209.04
  6. Step 6: Final answer
    x = 24,980.88

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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.