Home / 26,297.28-39,410.73-12,949.92

Finding the Fourth Proportional to 26,297.28, 39,410.73 and 12,949.92

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Solution

The fourth proportional to 26,297.28, 39,410.73 and 12,949.92 is: 19,407.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,297.28 : 39,410.73 = 12,949.92 : x
  2. Step 2: Convert to fraction form
    26,297.28/39,410.73 = 12,949.92/x
  3. Step 3: Cross multiply
    26,297.28x = 39,410.73 × 12,949.92
  4. Step 4: Simplify right side
    26,297.28x = 510,365,800.64
  5. Step 5: Solve for x
    x = 510,365,800.64/26,297.28
  6. Step 6: Final answer
    x = 19,407.55

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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.