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Finding the Fourth Proportional to 26,992.39, 40,488.59 and 14,495.22

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Solution

The fourth proportional to 26,992.39, 40,488.59 and 14,495.22 is: 21,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.39 : 40,488.59 = 14,495.22 : x
  2. Step 2: Convert to fraction form
    26,992.39/40,488.59 = 14,495.22/x
  3. Step 3: Cross multiply
    26,992.39x = 40,488.59 × 14,495.22
  4. Step 4: Simplify right side
    26,992.39x = 586,890,947.06
  5. Step 5: Solve for x
    x = 586,890,947.06/26,992.39
  6. Step 6: Final answer
    x = 21,742.83

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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.