Home / 52,042.96-78,053.64-18,313.48

Finding the Fourth Proportional to 52,042.96, 78,053.64 and 18,313.48

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Solution

The fourth proportional to 52,042.96, 78,053.64 and 18,313.48 is: 27,466.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,042.96 : 78,053.64 = 18,313.48 : x
  2. Step 2: Convert to fraction form
    52,042.96/78,053.64 = 18,313.48/x
  3. Step 3: Cross multiply
    52,042.96x = 78,053.64 × 18,313.48
  4. Step 4: Simplify right side
    52,042.96x = 1,429,433,775.07
  5. Step 5: Solve for x
    x = 1,429,433,775.07/52,042.96
  6. Step 6: Final answer
    x = 27,466.42

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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.