Home / 15,749.26-23,625.14-5,218.86

Finding the Fourth Proportional to 15,749.26, 23,625.14 and 5,218.86

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Solution

The fourth proportional to 15,749.26, 23,625.14 and 5,218.86 is: 7,828.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.26 : 23,625.14 = 5,218.86 : x
  2. Step 2: Convert to fraction form
    15,749.26/23,625.14 = 5,218.86/x
  3. Step 3: Cross multiply
    15,749.26x = 23,625.14 × 5,218.86
  4. Step 4: Simplify right side
    15,749.26x = 123,296,298.14
  5. Step 5: Solve for x
    x = 123,296,298.14/15,749.26
  6. Step 6: Final answer
    x = 7,828.70

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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.