Home / 16,697.96-23,109.54-14,347.88

Finding the Fourth Proportional to 16,697.96, 23,109.54 and 14,347.88

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Solution

The fourth proportional to 16,697.96, 23,109.54 and 14,347.88 is: 19,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.96 : 23,109.54 = 14,347.88 : x
  2. Step 2: Convert to fraction form
    16,697.96/23,109.54 = 14,347.88/x
  3. Step 3: Cross multiply
    16,697.96x = 23,109.54 × 14,347.88
  4. Step 4: Simplify right side
    16,697.96x = 331,572,906.78
  5. Step 5: Solve for x
    x = 331,572,906.78/16,697.96
  6. Step 6: Final answer
    x = 19,857.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.