Home / 18,284.12-27,426.34-4,433.12

Finding the Fourth Proportional to 18,284.12, 27,426.34 and 4,433.12

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Solution

The fourth proportional to 18,284.12, 27,426.34 and 4,433.12 is: 6,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.12 : 27,426.34 = 4,433.12 : x
  2. Step 2: Convert to fraction form
    18,284.12/27,426.34 = 4,433.12/x
  3. Step 3: Cross multiply
    18,284.12x = 27,426.34 × 4,433.12
  4. Step 4: Simplify right side
    18,284.12x = 121,584,256.38
  5. Step 5: Solve for x
    x = 121,584,256.38/18,284.12
  6. Step 6: Final answer
    x = 6,649.72

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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.