Home / 14,243.39-21,367.42-4,382.68

Finding the Fourth Proportional to 14,243.39, 21,367.42 and 4,382.68

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Solution

The fourth proportional to 14,243.39, 21,367.42 and 4,382.68 is: 6,574.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.39 : 21,367.42 = 4,382.68 : x
  2. Step 2: Convert to fraction form
    14,243.39/21,367.42 = 4,382.68/x
  3. Step 3: Cross multiply
    14,243.39x = 21,367.42 × 4,382.68
  4. Step 4: Simplify right side
    14,243.39x = 93,646,612.40
  5. Step 5: Solve for x
    x = 93,646,612.40/14,243.39
  6. Step 6: Final answer
    x = 6,574.74

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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.