Home / 32,769.12-45,225.24-18,624.09

Finding the Fourth Proportional to 32,769.12, 45,225.24 and 18,624.09

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Solution

The fourth proportional to 32,769.12, 45,225.24 and 18,624.09 is: 25,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,769.12 : 45,225.24 = 18,624.09 : x
  2. Step 2: Convert to fraction form
    32,769.12/45,225.24 = 18,624.09/x
  3. Step 3: Cross multiply
    32,769.12x = 45,225.24 × 18,624.09
  4. Step 4: Simplify right side
    32,769.12x = 842,278,940.03
  5. Step 5: Solve for x
    x = 842,278,940.03/32,769.12
  6. Step 6: Final answer
    x = 25,703.43

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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.