Home / 14,268.54-21,401.55-5,604.18

Finding the Fourth Proportional to 14,268.54, 21,401.55 and 5,604.18

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Solution

The fourth proportional to 14,268.54, 21,401.55 and 5,604.18 is: 8,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.54 : 21,401.55 = 5,604.18 : x
  2. Step 2: Convert to fraction form
    14,268.54/21,401.55 = 5,604.18/x
  3. Step 3: Cross multiply
    14,268.54x = 21,401.55 × 5,604.18
  4. Step 4: Simplify right side
    14,268.54x = 119,938,138.48
  5. Step 5: Solve for x
    x = 119,938,138.48/14,268.54
  6. Step 6: Final answer
    x = 8,405.78

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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.