Home / 53,719.24-80,572.44-14,279.38

Finding the Fourth Proportional to 53,719.24, 80,572.44 and 14,279.38

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Solution

The fourth proportional to 53,719.24, 80,572.44 and 14,279.38 is: 21,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,719.24 : 80,572.44 = 14,279.38 : x
  2. Step 2: Convert to fraction form
    53,719.24/80,572.44 = 14,279.38/x
  3. Step 3: Cross multiply
    53,719.24x = 80,572.44 × 14,279.38
  4. Step 4: Simplify right side
    53,719.24x = 1,150,524,488.29
  5. Step 5: Solve for x
    x = 1,150,524,488.29/53,719.24
  6. Step 6: Final answer
    x = 21,417.36

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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.