Home / 15,099.41-20,829.94-10,625.63

Finding the Fourth Proportional to 15,099.41, 20,829.94 and 10,625.63

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Solution

The fourth proportional to 15,099.41, 20,829.94 and 10,625.63 is: 14,658.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099.41 : 20,829.94 = 10,625.63 : x
  2. Step 2: Convert to fraction form
    15,099.41/20,829.94 = 10,625.63/x
  3. Step 3: Cross multiply
    15,099.41x = 20,829.94 × 10,625.63
  4. Step 4: Simplify right side
    15,099.41x = 221,331,235.36
  5. Step 5: Solve for x
    x = 221,331,235.36/15,099.41
  6. Step 6: Final answer
    x = 14,658.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.