Home / 12,178.67-18,264.29-6,332.09

Finding the Fourth Proportional to 12,178.67, 18,264.29 and 6,332.09

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Solution

The fourth proportional to 12,178.67, 18,264.29 and 6,332.09 is: 9,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178.67 : 18,264.29 = 6,332.09 : x
  2. Step 2: Convert to fraction form
    12,178.67/18,264.29 = 6,332.09/x
  3. Step 3: Cross multiply
    12,178.67x = 18,264.29 × 6,332.09
  4. Step 4: Simplify right side
    12,178.67x = 115,651,005.08
  5. Step 5: Solve for x
    x = 115,651,005.08/12,178.67
  6. Step 6: Final answer
    x = 9,496.20

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1.5x scale

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.