Home / 35,128.96-52,693.54-12,932.73

Finding the Fourth Proportional to 35,128.96, 52,693.54 and 12,932.73

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Solution

The fourth proportional to 35,128.96, 52,693.54 and 12,932.73 is: 19,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,128.96 : 52,693.54 = 12,932.73 : x
  2. Step 2: Convert to fraction form
    35,128.96/52,693.54 = 12,932.73/x
  3. Step 3: Cross multiply
    35,128.96x = 52,693.54 × 12,932.73
  4. Step 4: Simplify right side
    35,128.96x = 681,471,293.23
  5. Step 5: Solve for x
    x = 681,471,293.23/35,128.96
  6. Step 6: Final answer
    x = 19,399.13

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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.