Home / 21,263.04-31,845.96-10,177.52

Finding the Fourth Proportional to 21,263.04, 31,845.96 and 10,177.52

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Solution

The fourth proportional to 21,263.04, 31,845.96 and 10,177.52 is: 15,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,263.04 : 31,845.96 = 10,177.52 : x
  2. Step 2: Convert to fraction form
    21,263.04/31,845.96 = 10,177.52/x
  3. Step 3: Cross multiply
    21,263.04x = 31,845.96 × 10,177.52
  4. Step 4: Simplify right side
    21,263.04x = 324,112,735.59
  5. Step 5: Solve for x
    x = 324,112,735.59/21,263.04
  6. Step 6: Final answer
    x = 15,243.01

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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.