Home / 16,070.48-22,181.24-9,699

Finding the Fourth Proportional to 16,070.48, 22,181.24 and 9,699

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Solution

The fourth proportional to 16,070.48, 22,181.24 and 9,699 is: 13,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,070.48 : 22,181.24 = 9,699 : x
  2. Step 2: Convert to fraction form
    16,070.48/22,181.24 = 9,699/x
  3. Step 3: Cross multiply
    16,070.48x = 22,181.24 × 9,699
  4. Step 4: Simplify right side
    16,070.48x = 215,135,846.76
  5. Step 5: Solve for x
    x = 215,135,846.76/16,070.48
  6. Step 6: Final answer
    x = 13,387.02

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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.