Home / 14,210.89-21,314.81-4,350.15

Finding the Fourth Proportional to 14,210.89, 21,314.81 and 4,350.15

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Solution

The fourth proportional to 14,210.89, 21,314.81 and 4,350.15 is: 6,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.89 : 21,314.81 = 4,350.15 : x
  2. Step 2: Convert to fraction form
    14,210.89/21,314.81 = 4,350.15/x
  3. Step 3: Cross multiply
    14,210.89x = 21,314.81 × 4,350.15
  4. Step 4: Simplify right side
    14,210.89x = 92,722,631.60
  5. Step 5: Solve for x
    x = 92,722,631.60/14,210.89
  6. Step 6: Final answer
    x = 6,524.76

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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.