Home / 19,900.69-29,824.64-14,610.96

Finding the Fourth Proportional to 19,900.69, 29,824.64 and 14,610.96

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Solution

The fourth proportional to 19,900.69, 29,824.64 and 14,610.96 is: 21,897.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,900.69 : 29,824.64 = 14,610.96 : x
  2. Step 2: Convert to fraction form
    19,900.69/29,824.64 = 14,610.96/x
  3. Step 3: Cross multiply
    19,900.69x = 29,824.64 × 14,610.96
  4. Step 4: Simplify right side
    19,900.69x = 435,766,622.05
  5. Step 5: Solve for x
    x = 435,766,622.05/19,900.69
  6. Step 6: Final answer
    x = 21,897.06

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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.