Home / 28,046.54-38,697.32-17,141.92

Finding the Fourth Proportional to 28,046.54, 38,697.32 and 17,141.92

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Solution

The fourth proportional to 28,046.54, 38,697.32 and 17,141.92 is: 23,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.54 : 38,697.32 = 17,141.92 : x
  2. Step 2: Convert to fraction form
    28,046.54/38,697.32 = 17,141.92/x
  3. Step 3: Cross multiply
    28,046.54x = 38,697.32 × 17,141.92
  4. Step 4: Simplify right side
    28,046.54x = 663,346,309.77
  5. Step 5: Solve for x
    x = 663,346,309.77/28,046.54
  6. Step 6: Final answer
    x = 23,651.63

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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.