Home / 14,184.88-21,280.73-4,323.56

Finding the Fourth Proportional to 14,184.88, 21,280.73 and 4,323.56

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Solution

The fourth proportional to 14,184.88, 21,280.73 and 4,323.56 is: 6,486.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.88 : 21,280.73 = 4,323.56 : x
  2. Step 2: Convert to fraction form
    14,184.88/21,280.73 = 4,323.56/x
  3. Step 3: Cross multiply
    14,184.88x = 21,280.73 × 4,323.56
  4. Step 4: Simplify right side
    14,184.88x = 92,008,513.00
  5. Step 5: Solve for x
    x = 92,008,513.00/14,184.88
  6. Step 6: Final answer
    x = 6,486.38

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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.