Home / 27,266.89-40,912.28-13,237.69

Finding the Fourth Proportional to 27,266.89, 40,912.28 and 13,237.69

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Solution

The fourth proportional to 27,266.89, 40,912.28 and 13,237.69 is: 19,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,266.89 : 40,912.28 = 13,237.69 : x
  2. Step 2: Convert to fraction form
    27,266.89/40,912.28 = 13,237.69/x
  3. Step 3: Cross multiply
    27,266.89x = 40,912.28 × 13,237.69
  4. Step 4: Simplify right side
    27,266.89x = 541,584,079.83
  5. Step 5: Solve for x
    x = 541,584,079.83/27,266.89
  6. Step 6: Final answer
    x = 19,862.33

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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.