Home / 56,623.29-84,945.63-18,674.73

Finding the Fourth Proportional to 56,623.29, 84,945.63 and 18,674.73

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Solution

The fourth proportional to 56,623.29, 84,945.63 and 18,674.73 is: 28,015.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,623.29 : 84,945.63 = 18,674.73 : x
  2. Step 2: Convert to fraction form
    56,623.29/84,945.63 = 18,674.73/x
  3. Step 3: Cross multiply
    56,623.29x = 84,945.63 × 18,674.73
  4. Step 4: Simplify right side
    56,623.29x = 1,586,336,704.93
  5. Step 5: Solve for x
    x = 1,586,336,704.93/56,623.29
  6. Step 6: Final answer
    x = 28,015.62

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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.