Home / 12,396.77-18,598.02-3,632.37

Finding the Fourth Proportional to 12,396.77, 18,598.02 and 3,632.37

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Solution

The fourth proportional to 12,396.77, 18,598.02 and 3,632.37 is: 5,449.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396.77 : 18,598.02 = 3,632.37 : x
  2. Step 2: Convert to fraction form
    12,396.77/18,598.02 = 3,632.37/x
  3. Step 3: Cross multiply
    12,396.77x = 18,598.02 × 3,632.37
  4. Step 4: Simplify right side
    12,396.77x = 67,554,889.91
  5. Step 5: Solve for x
    x = 67,554,889.91/12,396.77
  6. Step 6: Final answer
    x = 5,449.39

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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.