Home / 35,057.28-48,379.72-19,142.36

Finding the Fourth Proportional to 35,057.28, 48,379.72 and 19,142.36

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Solution

The fourth proportional to 35,057.28, 48,379.72 and 19,142.36 is: 26,416.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,057.28 : 48,379.72 = 19,142.36 : x
  2. Step 2: Convert to fraction form
    35,057.28/48,379.72 = 19,142.36/x
  3. Step 3: Cross multiply
    35,057.28x = 48,379.72 × 19,142.36
  4. Step 4: Simplify right side
    35,057.28x = 926,102,016.94
  5. Step 5: Solve for x
    x = 926,102,016.94/35,057.28
  6. Step 6: Final answer
    x = 26,416.82

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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.