Home / 14,545.52-21,822.65-5,184.32

Finding the Fourth Proportional to 14,545.52, 21,822.65 and 5,184.32

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Solution

The fourth proportional to 14,545.52, 21,822.65 and 5,184.32 is: 7,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.52 : 21,822.65 = 5,184.32 : x
  2. Step 2: Convert to fraction form
    14,545.52/21,822.65 = 5,184.32/x
  3. Step 3: Cross multiply
    14,545.52x = 21,822.65 × 5,184.32
  4. Step 4: Simplify right side
    14,545.52x = 113,135,504.70
  5. Step 5: Solve for x
    x = 113,135,504.70/14,545.52
  6. Step 6: Final answer
    x = 7,778.03

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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.