Home / 19,504.38-29,272.98-18,274.20

Finding the Fourth Proportional to 19,504.38, 29,272.98 and 18,274.20

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Solution

The fourth proportional to 19,504.38, 29,272.98 and 18,274.20 is: 27,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,504.38 : 29,272.98 = 18,274.20 : x
  2. Step 2: Convert to fraction form
    19,504.38/29,272.98 = 18,274.20/x
  3. Step 3: Cross multiply
    19,504.38x = 29,272.98 × 18,274.20
  4. Step 4: Simplify right side
    19,504.38x = 534,940,249.87
  5. Step 5: Solve for x
    x = 534,940,249.87/19,504.38
  6. Step 6: Final answer
    x = 27,426.67

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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.