Home / 16,198.59-22,359.65-9,486.38

Finding the Fourth Proportional to 16,198.59, 22,359.65 and 9,486.38

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Solution

The fourth proportional to 16,198.59, 22,359.65 and 9,486.38 is: 13,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.59 : 22,359.65 = 9,486.38 : x
  2. Step 2: Convert to fraction form
    16,198.59/22,359.65 = 9,486.38/x
  3. Step 3: Cross multiply
    16,198.59x = 22,359.65 × 9,486.38
  4. Step 4: Simplify right side
    16,198.59x = 212,111,977.34
  5. Step 5: Solve for x
    x = 212,111,977.34/16,198.59
  6. Step 6: Final answer
    x = 13,094.47

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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.