Home / 14,201.54-21,302.37-4,340.78

Finding the Fourth Proportional to 14,201.54, 21,302.37 and 4,340.78

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Solution

The fourth proportional to 14,201.54, 21,302.37 and 4,340.78 is: 6,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201.54 : 21,302.37 = 4,340.78 : x
  2. Step 2: Convert to fraction form
    14,201.54/21,302.37 = 4,340.78/x
  3. Step 3: Cross multiply
    14,201.54x = 21,302.37 × 4,340.78
  4. Step 4: Simplify right side
    14,201.54x = 92,468,994.85
  5. Step 5: Solve for x
    x = 92,468,994.85/14,201.54
  6. Step 6: Final answer
    x = 6,511.19

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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.