Home / 14,211.84-21,320.16-4,350.06

Finding the Fourth Proportional to 14,211.84, 21,320.16 and 4,350.06

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Solution

The fourth proportional to 14,211.84, 21,320.16 and 4,350.06 is: 6,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.84 : 21,320.16 = 4,350.06 : x
  2. Step 2: Convert to fraction form
    14,211.84/21,320.16 = 4,350.06/x
  3. Step 3: Cross multiply
    14,211.84x = 21,320.16 × 4,350.06
  4. Step 4: Simplify right side
    14,211.84x = 92,743,975.21
  5. Step 5: Solve for x
    x = 92,743,975.21/14,211.84
  6. Step 6: Final answer
    x = 6,525.82

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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.