Home / 53,566.29-80,340.30-14,123.79

Finding the Fourth Proportional to 53,566.29, 80,340.30 and 14,123.79

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Solution

The fourth proportional to 53,566.29, 80,340.30 and 14,123.79 is: 21,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,566.29 : 80,340.30 = 14,123.79 : x
  2. Step 2: Convert to fraction form
    53,566.29/80,340.30 = 14,123.79/x
  3. Step 3: Cross multiply
    53,566.29x = 80,340.30 × 14,123.79
  4. Step 4: Simplify right side
    53,566.29x = 1,134,709,525.74
  5. Step 5: Solve for x
    x = 1,134,709,525.74/53,566.29
  6. Step 6: Final answer
    x = 21,183.28

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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.