Home / 35,811.25-53,717.18-18,293.38

Finding the Fourth Proportional to 35,811.25, 53,717.18 and 18,293.38

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Solution

The fourth proportional to 35,811.25, 53,717.18 and 18,293.38 is: 27,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,811.25 : 53,717.18 = 18,293.38 : x
  2. Step 2: Convert to fraction form
    35,811.25/53,717.18 = 18,293.38/x
  3. Step 3: Cross multiply
    35,811.25x = 53,717.18 × 18,293.38
  4. Step 4: Simplify right side
    35,811.25x = 982,668,560.51
  5. Step 5: Solve for x
    x = 982,668,560.51/35,811.25
  6. Step 6: Final answer
    x = 27,440.22

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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.