Home / 13,767.30-20,626.38-9,369

Finding the Fourth Proportional to 13,767.30, 20,626.38 and 9,369

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Solution

The fourth proportional to 13,767.30, 20,626.38 and 9,369 is: 14,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767.30 : 20,626.38 = 9,369 : x
  2. Step 2: Convert to fraction form
    13,767.30/20,626.38 = 9,369/x
  3. Step 3: Cross multiply
    13,767.30x = 20,626.38 × 9,369
  4. Step 4: Simplify right side
    13,767.30x = 193,248,554.22
  5. Step 5: Solve for x
    x = 193,248,554.22/13,767.30
  6. Step 6: Final answer
    x = 14,036.78

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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.