Home / 26,816.72-40,215.48-9,281.84

Finding the Fourth Proportional to 26,816.72, 40,215.48 and 9,281.84

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Solution

The fourth proportional to 26,816.72, 40,215.48 and 9,281.84 is: 13,919.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816.72 : 40,215.48 = 9,281.84 : x
  2. Step 2: Convert to fraction form
    26,816.72/40,215.48 = 9,281.84/x
  3. Step 3: Cross multiply
    26,816.72x = 40,215.48 × 9,281.84
  4. Step 4: Simplify right side
    26,816.72x = 373,273,650.88
  5. Step 5: Solve for x
    x = 373,273,650.88/26,816.72
  6. Step 6: Final answer
    x = 13,919.44

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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.