Home / 10,418.48-15,610.68-10,029.68

Finding the Fourth Proportional to 10,418.48, 15,610.68 and 10,029.68

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Solution

The fourth proportional to 10,418.48, 15,610.68 and 10,029.68 is: 15,028.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.48 : 15,610.68 = 10,029.68 : x
  2. Step 2: Convert to fraction form
    10,418.48/15,610.68 = 10,029.68/x
  3. Step 3: Cross multiply
    10,418.48x = 15,610.68 × 10,029.68
  4. Step 4: Simplify right side
    10,418.48x = 156,570,124.98
  5. Step 5: Solve for x
    x = 156,570,124.98/10,418.48
  6. Step 6: Final answer
    x = 15,028.12

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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.