Home / 13,662.22-20,493.10-7,461.77

Finding the Fourth Proportional to 13,662.22, 20,493.10 and 7,461.77

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Solution

The fourth proportional to 13,662.22, 20,493.10 and 7,461.77 is: 11,192.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662.22 : 20,493.10 = 7,461.77 : x
  2. Step 2: Convert to fraction form
    13,662.22/20,493.10 = 7,461.77/x
  3. Step 3: Cross multiply
    13,662.22x = 20,493.10 × 7,461.77
  4. Step 4: Simplify right side
    13,662.22x = 152,914,820.92
  5. Step 5: Solve for x
    x = 152,914,820.92/13,662.22
  6. Step 6: Final answer
    x = 11,192.53

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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.