Home / 12,072.79-18,095.16-4,571.58

Finding the Fourth Proportional to 12,072.79, 18,095.16 and 4,571.58

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Solution

The fourth proportional to 12,072.79, 18,095.16 and 4,571.58 is: 6,852.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.79 : 18,095.16 = 4,571.58 : x
  2. Step 2: Convert to fraction form
    12,072.79/18,095.16 = 4,571.58/x
  3. Step 3: Cross multiply
    12,072.79x = 18,095.16 × 4,571.58
  4. Step 4: Simplify right side
    12,072.79x = 82,723,471.55
  5. Step 5: Solve for x
    x = 82,723,471.55/12,072.79
  6. Step 6: Final answer
    x = 6,852.06

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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.