Home / 16,379.70-22,601.07-14,139.24

Finding the Fourth Proportional to 16,379.70, 22,601.07 and 14,139.24

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Solution

The fourth proportional to 16,379.70, 22,601.07 and 14,139.24 is: 19,509.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,379.70 : 22,601.07 = 14,139.24 : x
  2. Step 2: Convert to fraction form
    16,379.70/22,601.07 = 14,139.24/x
  3. Step 3: Cross multiply
    16,379.70x = 22,601.07 × 14,139.24
  4. Step 4: Simplify right side
    16,379.70x = 319,561,952.99
  5. Step 5: Solve for x
    x = 319,561,952.99/16,379.70
  6. Step 6: Final answer
    x = 19,509.63

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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.