Home / 17,977.10-26,908.05-9,636.62

Finding the Fourth Proportional to 17,977.10, 26,908.05 and 9,636.62

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Solution

The fourth proportional to 17,977.10, 26,908.05 and 9,636.62 is: 14,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.10 : 26,908.05 = 9,636.62 : x
  2. Step 2: Convert to fraction form
    17,977.10/26,908.05 = 9,636.62/x
  3. Step 3: Cross multiply
    17,977.10x = 26,908.05 × 9,636.62
  4. Step 4: Simplify right side
    17,977.10x = 259,302,652.79
  5. Step 5: Solve for x
    x = 259,302,652.79/17,977.10
  6. Step 6: Final answer
    x = 14,424.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.