Home / 43,755.52-65,534.76-30,666.34

Finding the Fourth Proportional to 43,755.52, 65,534.76 and 30,666.34

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Solution

The fourth proportional to 43,755.52, 65,534.76 and 30,666.34 is: 45,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,755.52 : 65,534.76 = 30,666.34 : x
  2. Step 2: Convert to fraction form
    43,755.52/65,534.76 = 30,666.34/x
  3. Step 3: Cross multiply
    43,755.52x = 65,534.76 × 30,666.34
  4. Step 4: Simplify right side
    43,755.52x = 2,009,711,231.98
  5. Step 5: Solve for x
    x = 2,009,711,231.98/43,755.52
  6. Step 6: Final answer
    x = 45,930.46

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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.