Home / 28,717.80-43,082.76-14,494.38

Finding the Fourth Proportional to 28,717.80, 43,082.76 and 14,494.38

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Solution

The fourth proportional to 28,717.80, 43,082.76 and 14,494.38 is: 21,744.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,717.80 : 43,082.76 = 14,494.38 : x
  2. Step 2: Convert to fraction form
    28,717.80/43,082.76 = 14,494.38/x
  3. Step 3: Cross multiply
    28,717.80x = 43,082.76 × 14,494.38
  4. Step 4: Simplify right side
    28,717.80x = 624,457,894.89
  5. Step 5: Solve for x
    x = 624,457,894.89/28,717.80
  6. Step 6: Final answer
    x = 21,744.63

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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.