Home / 14,133.83-21,203.48-5,374.90

Finding the Fourth Proportional to 14,133.83, 21,203.48 and 5,374.90

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Solution

The fourth proportional to 14,133.83, 21,203.48 and 5,374.90 is: 8,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.83 : 21,203.48 = 5,374.90 : x
  2. Step 2: Convert to fraction form
    14,133.83/21,203.48 = 5,374.90/x
  3. Step 3: Cross multiply
    14,133.83x = 21,203.48 × 5,374.90
  4. Step 4: Simplify right side
    14,133.83x = 113,966,545.08
  5. Step 5: Solve for x
    x = 113,966,545.08/14,133.83
  6. Step 6: Final answer
    x = 8,063.39

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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.