Home / 15,729.08-23,593.62-7,403.92

Finding the Fourth Proportional to 15,729.08, 23,593.62 and 7,403.92

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Solution

The fourth proportional to 15,729.08, 23,593.62 and 7,403.92 is: 11,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,729.08 : 23,593.62 = 7,403.92 : x
  2. Step 2: Convert to fraction form
    15,729.08/23,593.62 = 7,403.92/x
  3. Step 3: Cross multiply
    15,729.08x = 23,593.62 × 7,403.92
  4. Step 4: Simplify right side
    15,729.08x = 174,685,274.99
  5. Step 5: Solve for x
    x = 174,685,274.99/15,729.08
  6. Step 6: Final answer
    x = 11,105.88

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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.