Home / 19,944.34-29,909.05-6,614.89

Finding the Fourth Proportional to 19,944.34, 29,909.05 and 6,614.89

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Solution

The fourth proportional to 19,944.34, 29,909.05 and 6,614.89 is: 9,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.34 : 29,909.05 = 6,614.89 : x
  2. Step 2: Convert to fraction form
    19,944.34/29,909.05 = 6,614.89/x
  3. Step 3: Cross multiply
    19,944.34x = 29,909.05 × 6,614.89
  4. Step 4: Simplify right side
    19,944.34x = 197,845,075.75
  5. Step 5: Solve for x
    x = 197,845,075.75/19,944.34
  6. Step 6: Final answer
    x = 9,919.86

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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.