Home / 40,148.73-55,412.98-23,163.94

Finding the Fourth Proportional to 40,148.73, 55,412.98 and 23,163.94

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Solution

The fourth proportional to 40,148.73, 55,412.98 and 23,163.94 is: 31,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,148.73 : 55,412.98 = 23,163.94 : x
  2. Step 2: Convert to fraction form
    40,148.73/55,412.98 = 23,163.94/x
  3. Step 3: Cross multiply
    40,148.73x = 55,412.98 × 23,163.94
  4. Step 4: Simplify right side
    40,148.73x = 1,283,582,955.30
  5. Step 5: Solve for x
    x = 1,283,582,955.30/40,148.73
  6. Step 6: Final answer
    x = 31,970.70

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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.