Home / 43,260.31-59,610.63-31,911.81

Finding the Fourth Proportional to 43,260.31, 59,610.63 and 31,911.81

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Solution

The fourth proportional to 43,260.31, 59,610.63 and 31,911.81 is: 43,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.31 : 59,610.63 = 31,911.81 : x
  2. Step 2: Convert to fraction form
    43,260.31/59,610.63 = 31,911.81/x
  3. Step 3: Cross multiply
    43,260.31x = 59,610.63 × 31,911.81
  4. Step 4: Simplify right side
    43,260.31x = 1,902,283,098.54
  5. Step 5: Solve for x
    x = 1,902,283,098.54/43,260.31
  6. Step 6: Final answer
    x = 43,972.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.