Home / 14,524.08-21,789.40-5,290

Finding the Fourth Proportional to 14,524.08, 21,789.40 and 5,290

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Solution

The fourth proportional to 14,524.08, 21,789.40 and 5,290 is: 7,936.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.08 : 21,789.40 = 5,290 : x
  2. Step 2: Convert to fraction form
    14,524.08/21,789.40 = 5,290/x
  3. Step 3: Cross multiply
    14,524.08x = 21,789.40 × 5,290
  4. Step 4: Simplify right side
    14,524.08x = 115,265,926.00
  5. Step 5: Solve for x
    x = 115,265,926.00/14,524.08
  6. Step 6: Final answer
    x = 7,936.19

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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.