Home / 14,153.55-21,230.27-3,623.55

Finding the Fourth Proportional to 14,153.55, 21,230.27 and 3,623.55

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Solution

The fourth proportional to 14,153.55, 21,230.27 and 3,623.55 is: 5,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.55 : 21,230.27 = 3,623.55 : x
  2. Step 2: Convert to fraction form
    14,153.55/21,230.27 = 3,623.55/x
  3. Step 3: Cross multiply
    14,153.55x = 21,230.27 × 3,623.55
  4. Step 4: Simplify right side
    14,153.55x = 76,928,926.74
  5. Step 5: Solve for x
    x = 76,928,926.74/14,153.55
  6. Step 6: Final answer
    x = 5,435.31

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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.