Home / 15,749.60-23,625.62-5,219.19

Finding the Fourth Proportional to 15,749.60, 23,625.62 and 5,219.19

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Solution

The fourth proportional to 15,749.60, 23,625.62 and 5,219.19 is: 7,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.60 : 23,625.62 = 5,219.19 : x
  2. Step 2: Convert to fraction form
    15,749.60/23,625.62 = 5,219.19/x
  3. Step 3: Cross multiply
    15,749.60x = 23,625.62 × 5,219.19
  4. Step 4: Simplify right side
    15,749.60x = 123,306,573.55
  5. Step 5: Solve for x
    x = 123,306,573.55/15,749.60
  6. Step 6: Final answer
    x = 7,829.19

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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.