Home / 43,309.80-64,916.10-22,241.70

Finding the Fourth Proportional to 43,309.80, 64,916.10 and 22,241.70

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Solution

The fourth proportional to 43,309.80, 64,916.10 and 22,241.70 is: 33,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,309.80 : 64,916.10 = 22,241.70 : x
  2. Step 2: Convert to fraction form
    43,309.80/64,916.10 = 22,241.70/x
  3. Step 3: Cross multiply
    43,309.80x = 64,916.10 × 22,241.70
  4. Step 4: Simplify right side
    43,309.80x = 1,443,844,421.37
  5. Step 5: Solve for x
    x = 1,443,844,421.37/43,309.80
  6. Step 6: Final answer
    x = 33,337.59

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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.