Home / 38,313.36-57,451.52-13,352.82

Finding the Fourth Proportional to 38,313.36, 57,451.52 and 13,352.82

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Solution

The fourth proportional to 38,313.36, 57,451.52 and 13,352.82 is: 20,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,313.36 : 57,451.52 = 13,352.82 : x
  2. Step 2: Convert to fraction form
    38,313.36/57,451.52 = 13,352.82/x
  3. Step 3: Cross multiply
    38,313.36x = 57,451.52 × 13,352.82
  4. Step 4: Simplify right side
    38,313.36x = 767,139,805.29
  5. Step 5: Solve for x
    x = 767,139,805.29/38,313.36
  6. Step 6: Final answer
    x = 20,022.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.