Home / 14,487.75-21,727.31-5,601.51

Finding the Fourth Proportional to 14,487.75, 21,727.31 and 5,601.51

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Solution

The fourth proportional to 14,487.75, 21,727.31 and 5,601.51 is: 8,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.75 : 21,727.31 = 5,601.51 : x
  2. Step 2: Convert to fraction form
    14,487.75/21,727.31 = 5,601.51/x
  3. Step 3: Cross multiply
    14,487.75x = 21,727.31 × 5,601.51
  4. Step 4: Simplify right side
    14,487.75x = 121,705,716.23
  5. Step 5: Solve for x
    x = 121,705,716.23/14,487.75
  6. Step 6: Final answer
    x = 8,400.59

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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.