Home / 26,633.43-39,937.39-12,581.75

Finding the Fourth Proportional to 26,633.43, 39,937.39 and 12,581.75

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Solution

The fourth proportional to 26,633.43, 39,937.39 and 12,581.75 is: 18,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,633.43 : 39,937.39 = 12,581.75 : x
  2. Step 2: Convert to fraction form
    26,633.43/39,937.39 = 12,581.75/x
  3. Step 3: Cross multiply
    26,633.43x = 39,937.39 × 12,581.75
  4. Step 4: Simplify right side
    26,633.43x = 502,482,325.02
  5. Step 5: Solve for x
    x = 502,482,325.02/26,633.43
  6. Step 6: Final answer
    x = 18,866.60

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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.