Home / 19,846.02-27,385.50-11,888.04

Finding the Fourth Proportional to 19,846.02, 27,385.50 and 11,888.04

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Solution

The fourth proportional to 19,846.02, 27,385.50 and 11,888.04 is: 16,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.02 : 27,385.50 = 11,888.04 : x
  2. Step 2: Convert to fraction form
    19,846.02/27,385.50 = 11,888.04/x
  3. Step 3: Cross multiply
    19,846.02x = 27,385.50 × 11,888.04
  4. Step 4: Simplify right side
    19,846.02x = 325,559,919.42
  5. Step 5: Solve for x
    x = 325,559,919.42/19,846.02
  6. Step 6: Final answer
    x = 16,404.29

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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.