Home / 16,201.59-22,358.94-9,489.36

Finding the Fourth Proportional to 16,201.59, 22,358.94 and 9,489.36

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Solution

The fourth proportional to 16,201.59, 22,358.94 and 9,489.36 is: 13,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.59 : 22,358.94 = 9,489.36 : x
  2. Step 2: Convert to fraction form
    16,201.59/22,358.94 = 9,489.36/x
  3. Step 3: Cross multiply
    16,201.59x = 22,358.94 × 9,489.36
  4. Step 4: Simplify right side
    16,201.59x = 212,172,030.88
  5. Step 5: Solve for x
    x = 212,172,030.88/16,201.59
  6. Step 6: Final answer
    x = 13,095.75

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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.