Home / 32,722.16-45,155.31-19,996.62

Finding the Fourth Proportional to 32,722.16, 45,155.31 and 19,996.62

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Solution

The fourth proportional to 32,722.16, 45,155.31 and 19,996.62 is: 27,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,722.16 : 45,155.31 = 19,996.62 : x
  2. Step 2: Convert to fraction form
    32,722.16/45,155.31 = 19,996.62/x
  3. Step 3: Cross multiply
    32,722.16x = 45,155.31 × 19,996.62
  4. Step 4: Simplify right side
    32,722.16x = 902,953,575.05
  5. Step 5: Solve for x
    x = 902,953,575.05/32,722.16
  6. Step 6: Final answer
    x = 27,594.56

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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.