Home / 43,266.18-64,876.65-19,553.34

Finding the Fourth Proportional to 43,266.18, 64,876.65 and 19,553.34

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Solution

The fourth proportional to 43,266.18, 64,876.65 and 19,553.34 is: 29,319.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,266.18 : 64,876.65 = 19,553.34 : x
  2. Step 2: Convert to fraction form
    43,266.18/64,876.65 = 19,553.34/x
  3. Step 3: Cross multiply
    43,266.18x = 64,876.65 × 19,553.34
  4. Step 4: Simplify right side
    43,266.18x = 1,268,555,195.51
  5. Step 5: Solve for x
    x = 1,268,555,195.51/43,266.18
  6. Step 6: Final answer
    x = 29,319.79

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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.