Home / 13,178.38-19,844.92-9,506.02

Finding the Fourth Proportional to 13,178.38, 19,844.92 and 9,506.02

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Solution

The fourth proportional to 13,178.38, 19,844.92 and 9,506.02 is: 14,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178.38 : 19,844.92 = 9,506.02 : x
  2. Step 2: Convert to fraction form
    13,178.38/19,844.92 = 9,506.02/x
  3. Step 3: Cross multiply
    13,178.38x = 19,844.92 × 9,506.02
  4. Step 4: Simplify right side
    13,178.38x = 188,646,206.42
  5. Step 5: Solve for x
    x = 188,646,206.42/13,178.38
  6. Step 6: Final answer
    x = 14,314.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.