Home / 18,237.18-27,355.76-14,083.24

Finding the Fourth Proportional to 18,237.18, 27,355.76 and 14,083.24

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Solution

The fourth proportional to 18,237.18, 27,355.76 and 14,083.24 is: 21,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.18 : 27,355.76 = 14,083.24 : x
  2. Step 2: Convert to fraction form
    18,237.18/27,355.76 = 14,083.24/x
  3. Step 3: Cross multiply
    18,237.18x = 27,355.76 × 14,083.24
  4. Step 4: Simplify right side
    18,237.18x = 385,257,733.46
  5. Step 5: Solve for x
    x = 385,257,733.46/18,237.18
  6. Step 6: Final answer
    x = 21,124.85

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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.