Home / 10,026.48-15,039.42-4,765.29

Finding the Fourth Proportional to 10,026.48, 15,039.42 and 4,765.29

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Solution

The fourth proportional to 10,026.48, 15,039.42 and 4,765.29 is: 7,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.48 : 15,039.42 = 4,765.29 : x
  2. Step 2: Convert to fraction form
    10,026.48/15,039.42 = 4,765.29/x
  3. Step 3: Cross multiply
    10,026.48x = 15,039.42 × 4,765.29
  4. Step 4: Simplify right side
    10,026.48x = 71,667,197.73
  5. Step 5: Solve for x
    x = 71,667,197.73/10,026.48
  6. Step 6: Final answer
    x = 7,147.79

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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.