Home / 43,207.42-64,817.97-15,126.80

Finding the Fourth Proportional to 43,207.42, 64,817.97 and 15,126.80

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Solution

The fourth proportional to 43,207.42, 64,817.97 and 15,126.80 is: 22,692.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.42 : 64,817.97 = 15,126.80 : x
  2. Step 2: Convert to fraction form
    43,207.42/64,817.97 = 15,126.80/x
  3. Step 3: Cross multiply
    43,207.42x = 64,817.97 × 15,126.80
  4. Step 4: Simplify right side
    43,207.42x = 980,488,144.51
  5. Step 5: Solve for x
    x = 980,488,144.51/43,207.42
  6. Step 6: Final answer
    x = 22,692.59

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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.