Home / 15,709.99-23,581.77-6,356.12

Finding the Fourth Proportional to 15,709.99, 23,581.77 and 6,356.12

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Solution

The fourth proportional to 15,709.99, 23,581.77 and 6,356.12 is: 9,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,709.99 : 23,581.77 = 6,356.12 : x
  2. Step 2: Convert to fraction form
    15,709.99/23,581.77 = 6,356.12/x
  3. Step 3: Cross multiply
    15,709.99x = 23,581.77 × 6,356.12
  4. Step 4: Simplify right side
    15,709.99x = 149,888,559.93
  5. Step 5: Solve for x
    x = 149,888,559.93/15,709.99
  6. Step 6: Final answer
    x = 9,540.97

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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.