Home / 12,882.02-19,284.12-11,650.01

Finding the Fourth Proportional to 12,882.02, 19,284.12 and 11,650.01

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Solution

The fourth proportional to 12,882.02, 19,284.12 and 11,650.01 is: 17,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882.02 : 19,284.12 = 11,650.01 : x
  2. Step 2: Convert to fraction form
    12,882.02/19,284.12 = 11,650.01/x
  3. Step 3: Cross multiply
    12,882.02x = 19,284.12 × 11,650.01
  4. Step 4: Simplify right side
    12,882.02x = 224,660,094.42
  5. Step 5: Solve for x
    x = 224,660,094.42/12,882.02
  6. Step 6: Final answer
    x = 17,439.83

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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.