Home / 26,250.78-39,361.58-8,711.04

Finding the Fourth Proportional to 26,250.78, 39,361.58 and 8,711.04

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Solution

The fourth proportional to 26,250.78, 39,361.58 and 8,711.04 is: 13,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,250.78 : 39,361.58 = 8,711.04 : x
  2. Step 2: Convert to fraction form
    26,250.78/39,361.58 = 8,711.04/x
  3. Step 3: Cross multiply
    26,250.78x = 39,361.58 × 8,711.04
  4. Step 4: Simplify right side
    26,250.78x = 342,880,297.84
  5. Step 5: Solve for x
    x = 342,880,297.84/26,250.78
  6. Step 6: Final answer
    x = 13,061.72

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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.