Home / 53,043.14-79,558.74-13,601.18

Finding the Fourth Proportional to 53,043.14, 79,558.74 and 13,601.18

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Solution

The fourth proportional to 53,043.14, 79,558.74 and 13,601.18 is: 20,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,043.14 : 79,558.74 = 13,601.18 : x
  2. Step 2: Convert to fraction form
    53,043.14/79,558.74 = 13,601.18/x
  3. Step 3: Cross multiply
    53,043.14x = 79,558.74 × 13,601.18
  4. Step 4: Simplify right side
    53,043.14x = 1,082,092,743.31
  5. Step 5: Solve for x
    x = 1,082,092,743.31/53,043.14
  6. Step 6: Final answer
    x = 20,400.24

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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.