Home / 18,127.77-27,194.40-8,267.10

Finding the Fourth Proportional to 18,127.77, 27,194.40 and 8,267.10

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Solution

The fourth proportional to 18,127.77, 27,194.40 and 8,267.10 is: 12,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127.77 : 27,194.40 = 8,267.10 : x
  2. Step 2: Convert to fraction form
    18,127.77/27,194.40 = 8,267.10/x
  3. Step 3: Cross multiply
    18,127.77x = 27,194.40 × 8,267.10
  4. Step 4: Simplify right side
    18,127.77x = 224,818,824.24
  5. Step 5: Solve for x
    x = 224,818,824.24/18,127.77
  6. Step 6: Final answer
    x = 12,401.90

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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.