Home / 25,076.81-34,606.26-13,746.06

Finding the Fourth Proportional to 25,076.81, 34,606.26 and 13,746.06

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Solution

The fourth proportional to 25,076.81, 34,606.26 and 13,746.06 is: 18,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,076.81 : 34,606.26 = 13,746.06 : x
  2. Step 2: Convert to fraction form
    25,076.81/34,606.26 = 13,746.06/x
  3. Step 3: Cross multiply
    25,076.81x = 34,606.26 × 13,746.06
  4. Step 4: Simplify right side
    25,076.81x = 475,699,726.34
  5. Step 5: Solve for x
    x = 475,699,726.34/25,076.81
  6. Step 6: Final answer
    x = 18,969.71

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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.