Home / 26,805.46-36,991.62-14,869.90

Finding the Fourth Proportional to 26,805.46, 36,991.62 and 14,869.90

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Solution

The fourth proportional to 26,805.46, 36,991.62 and 14,869.90 is: 20,520.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.46 : 36,991.62 = 14,869.90 : x
  2. Step 2: Convert to fraction form
    26,805.46/36,991.62 = 14,869.90/x
  3. Step 3: Cross multiply
    26,805.46x = 36,991.62 × 14,869.90
  4. Step 4: Simplify right side
    26,805.46x = 550,061,690.24
  5. Step 5: Solve for x
    x = 550,061,690.24/26,805.46
  6. Step 6: Final answer
    x = 20,520.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.