Home / 32,724.90-45,160.37-18,189.09

Finding the Fourth Proportional to 32,724.90, 45,160.37 and 18,189.09

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Solution

The fourth proportional to 32,724.90, 45,160.37 and 18,189.09 is: 25,100.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,724.90 : 45,160.37 = 18,189.09 : x
  2. Step 2: Convert to fraction form
    32,724.90/45,160.37 = 18,189.09/x
  3. Step 3: Cross multiply
    32,724.90x = 45,160.37 × 18,189.09
  4. Step 4: Simplify right side
    32,724.90x = 821,425,921.46
  5. Step 5: Solve for x
    x = 821,425,921.46/32,724.90
  6. Step 6: Final answer
    x = 25,100.94

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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.