Home / 16,388.12-22,610.29-9,676.01

Finding the Fourth Proportional to 16,388.12, 22,610.29 and 9,676.01

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Solution

The fourth proportional to 16,388.12, 22,610.29 and 9,676.01 is: 13,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.12 : 22,610.29 = 9,676.01 : x
  2. Step 2: Convert to fraction form
    16,388.12/22,610.29 = 9,676.01/x
  3. Step 3: Cross multiply
    16,388.12x = 22,610.29 × 9,676.01
  4. Step 4: Simplify right side
    16,388.12x = 218,777,392.14
  5. Step 5: Solve for x
    x = 218,777,392.14/16,388.12
  6. Step 6: Final answer
    x = 13,349.76

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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.