Home / 33,905.79-46,789.04-20,472.14

Finding the Fourth Proportional to 33,905.79, 46,789.04 and 20,472.14

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Solution

The fourth proportional to 33,905.79, 46,789.04 and 20,472.14 is: 28,250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,905.79 : 46,789.04 = 20,472.14 : x
  2. Step 2: Convert to fraction form
    33,905.79/46,789.04 = 20,472.14/x
  3. Step 3: Cross multiply
    33,905.79x = 46,789.04 × 20,472.14
  4. Step 4: Simplify right side
    33,905.79x = 957,871,945.50
  5. Step 5: Solve for x
    x = 957,871,945.50/33,905.79
  6. Step 6: Final answer
    x = 28,250.98

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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.