Home / 32,687.33-45,107.15-18,542.84

Finding the Fourth Proportional to 32,687.33, 45,107.15 and 18,542.84

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Solution

The fourth proportional to 32,687.33, 45,107.15 and 18,542.84 is: 25,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,687.33 : 45,107.15 = 18,542.84 : x
  2. Step 2: Convert to fraction form
    32,687.33/45,107.15 = 18,542.84/x
  3. Step 3: Cross multiply
    32,687.33x = 45,107.15 × 18,542.84
  4. Step 4: Simplify right side
    32,687.33x = 836,414,347.06
  5. Step 5: Solve for x
    x = 836,414,347.06/32,687.33
  6. Step 6: Final answer
    x = 25,588.34

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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.