Home / 33,742.28-46,564.12-18,635.92

Finding the Fourth Proportional to 33,742.28, 46,564.12 and 18,635.92

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Solution

The fourth proportional to 33,742.28, 46,564.12 and 18,635.92 is: 25,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.28 : 46,564.12 = 18,635.92 : x
  2. Step 2: Convert to fraction form
    33,742.28/46,564.12 = 18,635.92/x
  3. Step 3: Cross multiply
    33,742.28x = 46,564.12 × 18,635.92
  4. Step 4: Simplify right side
    33,742.28x = 867,765,215.19
  5. Step 5: Solve for x
    x = 867,765,215.19/33,742.28
  6. Step 6: Final answer
    x = 25,717.44

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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.