Home / 18,214.01-27,278.48-14,020.74

Finding the Fourth Proportional to 18,214.01, 27,278.48 and 14,020.74

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Solution

The fourth proportional to 18,214.01, 27,278.48 and 14,020.74 is: 20,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214.01 : 27,278.48 = 14,020.74 : x
  2. Step 2: Convert to fraction form
    18,214.01/27,278.48 = 14,020.74/x
  3. Step 3: Cross multiply
    18,214.01x = 27,278.48 × 14,020.74
  4. Step 4: Simplify right side
    18,214.01x = 382,464,510.73
  5. Step 5: Solve for x
    x = 382,464,510.73/18,214.01
  6. Step 6: Final answer
    x = 20,998.38

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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.