Home / 26,615.54-39,885.04-18,304.94

Finding the Fourth Proportional to 26,615.54, 39,885.04 and 18,304.94

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Solution

The fourth proportional to 26,615.54, 39,885.04 and 18,304.94 is: 27,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.54 : 39,885.04 = 18,304.94 : x
  2. Step 2: Convert to fraction form
    26,615.54/39,885.04 = 18,304.94/x
  3. Step 3: Cross multiply
    26,615.54x = 39,885.04 × 18,304.94
  4. Step 4: Simplify right side
    26,615.54x = 730,093,386.69
  5. Step 5: Solve for x
    x = 730,093,386.69/26,615.54
  6. Step 6: Final answer
    x = 27,431.09

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1.5x scale

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.