Home / 29,313.08-43,968.97-7,126.57

Finding the Fourth Proportional to 29,313.08, 43,968.97 and 7,126.57

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Solution

The fourth proportional to 29,313.08, 43,968.97 and 7,126.57 is: 10,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.08 : 43,968.97 = 7,126.57 : x
  2. Step 2: Convert to fraction form
    29,313.08/43,968.97 = 7,126.57/x
  3. Step 3: Cross multiply
    29,313.08x = 43,968.97 × 7,126.57
  4. Step 4: Simplify right side
    29,313.08x = 313,347,942.53
  5. Step 5: Solve for x
    x = 313,347,942.53/29,313.08
  6. Step 6: Final answer
    x = 10,689.70

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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.