Home / 15,151.08-20,927.26-10,694.73

Finding the Fourth Proportional to 15,151.08, 20,927.26 and 10,694.73

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Solution

The fourth proportional to 15,151.08, 20,927.26 and 10,694.73 is: 14,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.08 : 20,927.26 = 10,694.73 : x
  2. Step 2: Convert to fraction form
    15,151.08/20,927.26 = 10,694.73/x
  3. Step 3: Cross multiply
    15,151.08x = 20,927.26 × 10,694.73
  4. Step 4: Simplify right side
    15,151.08x = 223,811,487.19
  5. Step 5: Solve for x
    x = 223,811,487.19/15,151.08
  6. Step 6: Final answer
    x = 14,771.98

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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.