Home / 18,038.48-27,111.33-14,938.41

Finding the Fourth Proportional to 18,038.48, 27,111.33 and 14,938.41

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Solution

The fourth proportional to 18,038.48, 27,111.33 and 14,938.41 is: 22,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,038.48 : 27,111.33 = 14,938.41 : x
  2. Step 2: Convert to fraction form
    18,038.48/27,111.33 = 14,938.41/x
  3. Step 3: Cross multiply
    18,038.48x = 27,111.33 × 14,938.41
  4. Step 4: Simplify right side
    18,038.48x = 405,000,163.19
  5. Step 5: Solve for x
    x = 405,000,163.19/18,038.48
  6. Step 6: Final answer
    x = 22,452.02

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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.