Home / 35,238.92-48,630.08-20,133.56

Finding the Fourth Proportional to 35,238.92, 48,630.08 and 20,133.56

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Solution

The fourth proportional to 35,238.92, 48,630.08 and 20,133.56 is: 27,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,238.92 : 48,630.08 = 20,133.56 : x
  2. Step 2: Convert to fraction form
    35,238.92/48,630.08 = 20,133.56/x
  3. Step 3: Cross multiply
    35,238.92x = 48,630.08 × 20,133.56
  4. Step 4: Simplify right side
    35,238.92x = 979,096,633.48
  5. Step 5: Solve for x
    x = 979,096,633.48/35,238.92
  6. Step 6: Final answer
    x = 27,784.52

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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.