Home / 30,669.42-45,960.57-23,622.78

Finding the Fourth Proportional to 30,669.42, 45,960.57 and 23,622.78

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Solution

The fourth proportional to 30,669.42, 45,960.57 and 23,622.78 is: 35,400.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669.42 : 45,960.57 = 23,622.78 : x
  2. Step 2: Convert to fraction form
    30,669.42/45,960.57 = 23,622.78/x
  3. Step 3: Cross multiply
    30,669.42x = 45,960.57 × 23,622.78
  4. Step 4: Simplify right side
    30,669.42x = 1,085,716,433.78
  5. Step 5: Solve for x
    x = 1,085,716,433.78/30,669.42
  6. Step 6: Final answer
    x = 35,400.62

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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.