Home / 26,773.84-40,165.28-13,453.20

Finding the Fourth Proportional to 26,773.84, 40,165.28 and 13,453.20

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Solution

The fourth proportional to 26,773.84, 40,165.28 and 13,453.20 is: 20,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,773.84 : 40,165.28 = 13,453.20 : x
  2. Step 2: Convert to fraction form
    26,773.84/40,165.28 = 13,453.20/x
  3. Step 3: Cross multiply
    26,773.84x = 40,165.28 × 13,453.20
  4. Step 4: Simplify right side
    26,773.84x = 540,351,544.90
  5. Step 5: Solve for x
    x = 540,351,544.90/26,773.84
  6. Step 6: Final answer
    x = 20,182.07

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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.