Home / 19,363.96-29,047.02-5,511.88

Finding the Fourth Proportional to 19,363.96, 29,047.02 and 5,511.88

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Solution

The fourth proportional to 19,363.96, 29,047.02 and 5,511.88 is: 8,268.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.96 : 29,047.02 = 5,511.88 : x
  2. Step 2: Convert to fraction form
    19,363.96/29,047.02 = 5,511.88/x
  3. Step 3: Cross multiply
    19,363.96x = 29,047.02 × 5,511.88
  4. Step 4: Simplify right side
    19,363.96x = 160,103,515.80
  5. Step 5: Solve for x
    x = 160,103,515.80/19,363.96
  6. Step 6: Final answer
    x = 8,268.12

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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.