Home / 33,209.42-45,828.70-18,102.08

Finding the Fourth Proportional to 33,209.42, 45,828.70 and 18,102.08

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Solution

The fourth proportional to 33,209.42, 45,828.70 and 18,102.08 is: 24,980.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.42 : 45,828.70 = 18,102.08 : x
  2. Step 2: Convert to fraction form
    33,209.42/45,828.70 = 18,102.08/x
  3. Step 3: Cross multiply
    33,209.42x = 45,828.70 × 18,102.08
  4. Step 4: Simplify right side
    33,209.42x = 829,594,793.70
  5. Step 5: Solve for x
    x = 829,594,793.70/33,209.42
  6. Step 6: Final answer
    x = 24,980.71

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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.