Home / 25,313.11-37,969.71-8,673.28

Finding the Fourth Proportional to 25,313.11, 37,969.71 and 8,673.28

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Solution

The fourth proportional to 25,313.11, 37,969.71 and 8,673.28 is: 13,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.11 : 37,969.71 = 8,673.28 : x
  2. Step 2: Convert to fraction form
    25,313.11/37,969.71 = 8,673.28/x
  3. Step 3: Cross multiply
    25,313.11x = 37,969.71 × 8,673.28
  4. Step 4: Simplify right side
    25,313.11x = 329,321,926.35
  5. Step 5: Solve for x
    x = 329,321,926.35/25,313.11
  6. Step 6: Final answer
    x = 13,009.94

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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.