Home / 29,348.63-40,500.97-15,919.89

Finding the Fourth Proportional to 29,348.63, 40,500.97 and 15,919.89

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Solution

The fourth proportional to 29,348.63, 40,500.97 and 15,919.89 is: 21,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,348.63 : 40,500.97 = 15,919.89 : x
  2. Step 2: Convert to fraction form
    29,348.63/40,500.97 = 15,919.89/x
  3. Step 3: Cross multiply
    29,348.63x = 40,500.97 × 15,919.89
  4. Step 4: Simplify right side
    29,348.63x = 644,770,784.79
  5. Step 5: Solve for x
    x = 644,770,784.79/29,348.63
  6. Step 6: Final answer
    x = 21,969.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.