Home / 14,261.99-21,392.91-3,873.74

Finding the Fourth Proportional to 14,261.99, 21,392.91 and 3,873.74

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Solution

The fourth proportional to 14,261.99, 21,392.91 and 3,873.74 is: 5,810.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.99 : 21,392.91 = 3,873.74 : x
  2. Step 2: Convert to fraction form
    14,261.99/21,392.91 = 3,873.74/x
  3. Step 3: Cross multiply
    14,261.99x = 21,392.91 × 3,873.74
  4. Step 4: Simplify right side
    14,261.99x = 82,870,571.18
  5. Step 5: Solve for x
    x = 82,870,571.18/14,261.99
  6. Step 6: Final answer
    x = 5,810.59

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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.