Home / 43,245.57-64,876.19-19,564.26

Finding the Fourth Proportional to 43,245.57, 64,876.19 and 19,564.26

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Solution

The fourth proportional to 43,245.57, 64,876.19 and 19,564.26 is: 29,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,245.57 : 64,876.19 = 19,564.26 : x
  2. Step 2: Convert to fraction form
    43,245.57/64,876.19 = 19,564.26/x
  3. Step 3: Cross multiply
    43,245.57x = 64,876.19 × 19,564.26
  4. Step 4: Simplify right side
    43,245.57x = 1,269,254,600.38
  5. Step 5: Solve for x
    x = 1,269,254,600.38/43,245.57
  6. Step 6: Final answer
    x = 29,349.93

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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.