Home / 15,741.86-23,606.78-5,208.70

Finding the Fourth Proportional to 15,741.86, 23,606.78 and 5,208.70

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Solution

The fourth proportional to 15,741.86, 23,606.78 and 5,208.70 is: 7,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.86 : 23,606.78 = 5,208.70 : x
  2. Step 2: Convert to fraction form
    15,741.86/23,606.78 = 5,208.70/x
  3. Step 3: Cross multiply
    15,741.86x = 23,606.78 × 5,208.70
  4. Step 4: Simplify right side
    15,741.86x = 122,960,634.99
  5. Step 5: Solve for x
    x = 122,960,634.99/15,741.86
  6. Step 6: Final answer
    x = 7,811.06

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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.