Home / 26,451.94-39,680.24-9,812.15

Finding the Fourth Proportional to 26,451.94, 39,680.24 and 9,812.15

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Solution

The fourth proportional to 26,451.94, 39,680.24 and 9,812.15 is: 14,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.94 : 39,680.24 = 9,812.15 : x
  2. Step 2: Convert to fraction form
    26,451.94/39,680.24 = 9,812.15/x
  3. Step 3: Cross multiply
    26,451.94x = 39,680.24 × 9,812.15
  4. Step 4: Simplify right side
    26,451.94x = 389,348,466.92
  5. Step 5: Solve for x
    x = 389,348,466.92/26,451.94
  6. Step 6: Final answer
    x = 14,719.09

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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.