Home / 14,405.54-21,608.32-4,545.59

Finding the Fourth Proportional to 14,405.54, 21,608.32 and 4,545.59

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Solution

The fourth proportional to 14,405.54, 21,608.32 and 4,545.59 is: 6,818.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.54 : 21,608.32 = 4,545.59 : x
  2. Step 2: Convert to fraction form
    14,405.54/21,608.32 = 4,545.59/x
  3. Step 3: Cross multiply
    14,405.54x = 21,608.32 × 4,545.59
  4. Step 4: Simplify right side
    14,405.54x = 98,222,605.97
  5. Step 5: Solve for x
    x = 98,222,605.97/14,405.54
  6. Step 6: Final answer
    x = 6,818.39

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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.