Home / 14,400.98-21,588.30-12,194.02

Finding the Fourth Proportional to 14,400.98, 21,588.30 and 12,194.02

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Solution

The fourth proportional to 14,400.98, 21,588.30 and 12,194.02 is: 18,279.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400.98 : 21,588.30 = 12,194.02 : x
  2. Step 2: Convert to fraction form
    14,400.98/21,588.30 = 12,194.02/x
  3. Step 3: Cross multiply
    14,400.98x = 21,588.30 × 12,194.02
  4. Step 4: Simplify right side
    14,400.98x = 263,248,108.00
  5. Step 5: Solve for x
    x = 263,248,108.00/14,400.98
  6. Step 6: Final answer
    x = 18,279.88

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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.