Home / 32,769.33-45,221.63-18,622.19

Finding the Fourth Proportional to 32,769.33, 45,221.63 and 18,622.19

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Solution

The fourth proportional to 32,769.33, 45,221.63 and 18,622.19 is: 25,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,769.33 : 45,221.63 = 18,622.19 : x
  2. Step 2: Convert to fraction form
    32,769.33/45,221.63 = 18,622.19/x
  3. Step 3: Cross multiply
    32,769.33x = 45,221.63 × 18,622.19
  4. Step 4: Simplify right side
    32,769.33x = 842,125,466.75
  5. Step 5: Solve for x
    x = 842,125,466.75/32,769.33
  6. Step 6: Final answer
    x = 25,698.59

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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.